Q: Is 1,187,418 a Prime Number?
A: No, 1,187,418 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 1187418 can be evenly divided by 1 2 3 6 73 146 219 438 2,711 5,422 8,133 16,266 197,903 395,806 593,709 and 1,187,418, with no remainder.
Since 1,187,418 cannot be divided by just 1 and 1,187,418, it is not a prime number.