#include<stdio.h>

#define one ('C'^'B')
#define zero ('A'^'A')
#define twelve ('M'^'A')
#define sixteen ('Q'^'A')


int add(int a,int b){
  int c;
  while(b){
    c = a&b;
    a = a^b;
    b = c<<one;
  }
  return a;
}

int negative(int a){
  return add(~a,one);
}

int mul(int a,int b){
  int c=b;
  int r=zero;
  while(c){
    c=add(c,negative(one));
    r=add(r,a);
  }
  return r;
}
int mod(int a,int d){
  int q=zero,r=zero,i;
  for (i=twelve;zero<=i;i=add(i,negative(one))){
    r <<= one;
    r |= (a>>i)&one;
    if (r >= d){
      r = add(r,negative(d));
      q|=one<<i;
    }
  }
  return r;
}

int main(){int x,i;scanf("%d",&x);
  if (x==one){printf("NO\n");exit(zero);}
  for (i=add(one,one);i<x;i=add(i,one)){if (!(mod(x,i))){printf("NO\n");exit(zero);}}
  printf("YES\n");exit(zero);
}