Q: Is 1,142,508 a Prime Number?
A: No, 1,142,508 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 1142508 can be evenly divided by 1 2 3 4 6 12 19 38 57 76 114 228 5,011 10,022 15,033 20,044 30,066 60,132 95,209 190,418 285,627 380,836 571,254 and 1,142,508, with no remainder.
Since 1,142,508 cannot be divided by just 1 and 1,142,508, it is not a prime number.