Q: Is 1,163,428 a Prime Number?
A: No, 1,163,428 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 1163428 can be evenly divided by 1 2 4 7 14 28 37 74 148 259 518 1,036 1,123 2,246 4,492 7,861 15,722 31,444 41,551 83,102 166,204 290,857 581,714 and 1,163,428, with no remainder.
Since 1,163,428 cannot be divided by just 1 and 1,163,428, it is not a prime number.