11044431 has 10 divisors (see below), whose sum is σ = 16498592. Its totient is φ = 7362900.

The previous prime is 11044427. The next prime is 11044459. The reversal of 11044431 is 13444011.

It is not a de Polignac number, because 11044431 - 2² = 11044427 is a prime.

It is a super-2 number, since 2×11044431² = 243958912227522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11044471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68095 + ... + 68256.

Almost surely, 2^11044431 is an apocalyptic number.

11044431 is a deficient number, since it is larger than the sum of its proper divisors (5454161).

11044431 is an equidigital number, since it uses as much as digits as its factorization.

11044431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136363 (or 136354 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 11044431 is about 3323.3162654192. The cubic root of 11044431 is about 222.6970421328.

Adding to 11044431 its reverse (13444011), we get a palindrome (24488442).

The spelling of 11044431 in words is "eleven million, forty-four thousand, four hundred thirty-one".