Q: Is 137,431 a Prime Number?
A: No, 137,431 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 137431 can be evenly divided by 1 7 29 203 677 4,739 19,633 and 137,431, with no remainder.
Since 137,431 cannot be divided by just 1 and 137,431, it is not a prime number.