import java.util.*;
public class ques4938_1102_armstrong {
public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
if(n>0 && n< 1000000000) {
int a= check(n);
if(n == a) {
System.out.println("true");
}else {
System.out.println("false");
}
}
else {
System.out.println("n out of range");
}
}
public static int check(int a) {
int rem;
int sum =0;
int nod =0;
int count =0;
while(a>0) {
a = a/10;
count++;
}
for (int i =1;i<=count; i++) {
rem = a%10;
sum = (int )(sum + Math.pow(rem, count));
a=a/10;
}
return sum;
}
}