Q: Is 5,509,123 a Prime Number?
A: No, 5,509,123 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 5509123 can be evenly divided by 1 811 6,793 and 5,509,123, with no remainder.
Since 5,509,123 cannot be divided by just 1 and 5,509,123, it is not a prime number.