Q: Is 1,260,315 a Prime Number?
A: No, 1,260,315 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 1260315 can be evenly divided by 1 3 5 7 9 15 21 35 45 63 105 315 4,001 12,003 20,005 28,007 36,009 60,015 84,021 140,035 180,045 252,063 420,105 and 1,260,315, with no remainder.
Since 1,260,315 cannot be divided by just 1 and 1,260,315, it is not a prime number.