Q: Is 509,475 a Prime Number?
A: No, 509,475 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 509475 can be evenly divided by 1 3 5 15 25 75 6,793 20,379 33,965 101,895 169,825 and 509,475, with no remainder.
Since 509,475 cannot be divided by just 1 and 509,475, it is not a prime number.