Q: Is 1,542,009 a Prime Number?
A: No, 1,542,009 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 1542009 can be evenly divided by 1 3 7 21 97 291 679 757 2,037 2,271 5,299 15,897 73,429 220,287 514,003 and 1,542,009, with no remainder.
Since 1,542,009 cannot be divided by just 1 and 1,542,009, it is not a prime number.