Q: Is 509,875 a Prime Number?
A: No, 509,875 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 509875 can be evenly divided by 1 5 25 125 4,079 20,395 101,975 and 509,875, with no remainder.
Since 509,875 cannot be divided by just 1 and 509,875, it is not a prime number.