Q: Is 4,123,789 a Prime Number?
A: No, 4,123,789 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 4123789 can be evenly divided by 1 389 10,601 and 4,123,789, with no remainder.
Since 4,123,789 cannot be divided by just 1 and 4,123,789, it is not a prime number.