Q: Is 355,909 a Prime Number?
A: Yes, 355,909 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 355909 can be evenly divided by 1 and 355,909, with no remainder.
Since 355,909 can be divided by just 1 and 355,909, it is a prime number.