Q: Is 991,493 a Prime Number?
A: Yes, 991,493 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 991493 can be evenly divided by 1 and 991,493, with no remainder.
Since 991,493 can be divided by just 1 and 991,493, it is a prime number.