Q: Is 355,723 a Prime Number?
A: Yes, 355,723 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 355723 can be evenly divided by 1 and 355,723, with no remainder.
Since 355,723 can be divided by just 1 and 355,723, it is a prime number.