Q: Is 131,609 a Prime Number?
A: No, 131,609 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 131609 can be evenly divided by 1 37 3,557 and 131,609, with no remainder.
Since 131,609 cannot be divided by just 1 and 131,609, it is not a prime number.