Q: Is 397,957 a Prime Number?
A: No, 397,957 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 397957 can be evenly divided by 1 7 139 409 973 2,863 56,851 and 397,957, with no remainder.
Since 397,957 cannot be divided by just 1 and 397,957, it is not a prime number.