Q: Is 136,439 a Prime Number?
A: No, 136,439 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 136439 can be evenly divided by 1 19 43 167 817 3,173 7,181 and 136,439, with no remainder.
Since 136,439 cannot be divided by just 1 and 136,439, it is not a prime number.