Q: Is 1,351,216 a Prime Number?
A: No, 1,351,216 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 1351216 can be evenly divided by 1 2 4 8 16 79 158 316 632 1,069 1,264 2,138 4,276 8,552 17,104 84,451 168,902 337,804 675,608 and 1,351,216, with no remainder.
Since 1,351,216 cannot be divided by just 1 and 1,351,216, it is not a prime number.