Q: Is 1,131,345 a Composite Number?
A: Yes, 1,131,345 is a composite number.
The number 1,131,345 can be evenly divided by 1 3 5 9 15 31 45 93 155 279 465 811 1,395 2,433 4,055 7,299 12,165 25,141 36,495 75,423 125,705 226,269 377,115 and 1,131,345, with no remainder.
Since 1,131,345 cannot be divided by just 1 and 1,131,345, it is a composite number.