Q: Is 1,542,909 a Prime Number?
A: No, 1,542,909 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 1542909 can be evenly divided by 1 3 23 59 69 177 379 1,137 1,357 4,071 8,717 22,361 26,151 67,083 514,303 and 1,542,909, with no remainder.
Since 1,542,909 cannot be divided by just 1 and 1,542,909, it is not a prime number.