1099369 has 2 divisors, whose sum is σ = 1099370. Its totient is φ = 1099368.

The previous prime is 1099363. The next prime is 1099391. The reversal of 1099369 is 9639901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 837225 + 262144 = 915^2 + 512^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099369 - 2⁵ = 1099337 is a prime.

It is a super-2 number, since 2×1099369² = 2417224396322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1099363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549684 + 549685.

It is an arithmetic number, because the mean of its divisors is an integer number (549685).

2^1099369 is an apocalyptic number.

It is an amenable number.

1099369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099369 is an equidigital number, since it uses as much as digits as its factorization.

1099369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 1099369 is about 1048.5079875709. The cubic root of 1099369 is about 103.2082693231.

The spelling of 1099369 in words is "one million, ninety-nine thousand, three hundred sixty-nine".