Q: Is 1,200,815 a Prime Number?
A: No, 1,200,815 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 1200815 can be evenly divided by 1 5 7 11 35 55 77 385 3,119 15,595 21,833 34,309 109,165 171,545 240,163 and 1,200,815, with no remainder.
Since 1,200,815 cannot be divided by just 1 and 1,200,815, it is not a prime number.