Q: Is 148,591 a Prime Number?
A: No, 148,591 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 148591 can be evenly divided by 1 139 1,069 and 148,591, with no remainder.
Since 148,591 cannot be divided by just 1 and 148,591, it is not a prime number.