Q: Is 1,375,721 a Composite Number?
A: Yes, 1,375,721 is a composite number.
The number 1,375,721 can be evenly divided by 1 53 101 257 5,353 13,621 25,957 and 1,375,721, with no remainder.
Since 1,375,721 cannot be divided by just 1 and 1,375,721, it is a composite number.