Q: Is 1,240,138 a Prime Number?
A: No, 1,240,138 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 1240138 can be evenly divided by 1 2 449 898 1,381 2,762 620,069 and 1,240,138, with no remainder.
Since 1,240,138 cannot be divided by just 1 and 1,240,138, it is not a prime number.