Q: Is 131,439 a Prime Number?
A: No, 131,439 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 131439 can be evenly divided by 1 3 7 11 21 33 77 231 569 1,707 3,983 6,259 11,949 18,777 43,813 and 131,439, with no remainder.
Since 131,439 cannot be divided by just 1 and 131,439, it is not a prime number.