Q: Is 1,387,609 a Composite Number?
A: Yes, 1,387,609 is a composite number.
The number 1,387,609 can be evenly divided by 1 383 3,623 and 1,387,609, with no remainder.
Since 1,387,609 cannot be divided by just 1 and 1,387,609, it is a composite number.