Q: Is 1,200,819 a Prime Number?
A: No, 1,200,819 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 1200819 can be evenly divided by 1 3 19 57 21,067 63,201 400,273 and 1,200,819, with no remainder.
Since 1,200,819 cannot be divided by just 1 and 1,200,819, it is not a prime number.