Q: Is 1,413,243 a Prime Number?
A: No, 1,413,243 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 1413243 can be evenly divided by 1 3 9 13 39 47 117 141 257 423 611 771 1,833 2,313 3,341 5,499 10,023 12,079 30,069 36,237 108,711 157,027 471,081 and 1,413,243, with no remainder.
Since 1,413,243 cannot be divided by just 1 and 1,413,243, it is not a prime number.