Q: Is 397,099 a Prime Number?
A: Yes, 397,099 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 397099 can be evenly divided by 1 and 397,099, with no remainder.
Since 397,099 can be divided by just 1 and 397,099, it is a prime number.