Q: Is 109,257 a Prime Number?
A: No, 109,257 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 109257 can be evenly divided by 1 3 79 237 461 1,383 36,419 and 109,257, with no remainder.
Since 109,257 cannot be divided by just 1 and 109,257, it is not a prime number.