Q: Is 4,123 a Prime Number?
A: No, 4,123 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 4123 can be evenly divided by 1 7 19 31 133 217 589 and 4,123, with no remainder.
Since 4,123 cannot be divided by just 1 and 4,123, it is not a prime number.