Q: Is 43,387 a Prime Number?
A: No, 43,387 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 43387 can be evenly divided by 1 43 1,009 and 43,387, with no remainder.
Since 43,387 cannot be divided by just 1 and 43,387, it is not a prime number.