#include <iostream>
#include <string.h>
using namespace std;
int main()
{
char s[150];
int i,j,total,result,l;
while(gets(s))
{
total=0;
l=strlen(s);
for(i=0;i<l;i++)
{
switch(s[i])
{
case 'a':
total=total+1; break;
case 'b':
total=total+2; break;
case 'c':
total=total+3; break;
case 'd':
total=total+4; break;
case 'e':
total=total+5; break;
case 'f':
total=total+6; break;
case 'g':
total=total+7; break;
case 'h':
total=total+8; break;
case 'i':
total=total+9; break;
case 'j':
total=total+10; break;
case 'k':
total=total+11; break;
case 'l':
total=total+12; break;
case 'm':
total=total+13; break;
case 'n':
total=total+14; break;
case 'o':
total=total+15; break;
case 'p':
total=total+16; break;
case 'q':
total=total+17; break;
case 'r':
total=total+18; break;
case 's':
total=total+19; break;
case 't':
total=total+20; break;
case 'u':
total=total+21; break;
case 'v':
total=total+22; break;
case 'w':
total=total+23; break;
case 'x':
total=total+24; break;
case 'y':
total=total+25; break;
case 'z':
total=total+26; break;
case 'A':
total=total+27; break;
case 'B':
total=total+28; break;
case 'C':
total=total+29; break;
case 'D':
total=total+30; break;
case 'E':
total=total+31; break;
case 'F':
total=total+32; break;
case 'G':
total=total+33; break;
case 'H':
total=total+34; break;
case 'I':
total=total+35; break;
case 'J':
total=total+36; break;
case 'K':
total=total+37; break;
case 'L':
total=total+38; break;
case 'M':
total=total+39; break;
case 'N':
total=total+40; break;
case 'O':
total=total+41; break;
case 'P':
total=total+42; break;
case 'Q':
total=total+43; break;
case 'R':
total=total+44; break;
case 'S':
total=total+45; break;
case 'T':
total=total+46; break;
case 'U':
total=total+47; break;
case 'V':
total=total+48; break;
case 'W':
total=total+49; break;
case 'X':
total=total+50; break;
case 'Y':
total=total+51; break;
case 'Z':
total=total+52; break;
}
}
result=1;
for(i = 2; i <=total/2; i++)
if(total % i == 0)
{
result=0; break;
}
if(result==1)
printf("It is a prime word.\n");
else
printf("It is not a prime word.\n");
}
return 0;
}
