Q: Is 397,117 a Prime Number?
A: No, 397,117 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 397117 can be evenly divided by 1 7 56,731 and 397,117, with no remainder.
Since 397,117 cannot be divided by just 1 and 397,117, it is not a prime number.