1044013444 has 36 divisors (see below), whose sum is σ = 1969398144. Its totient is φ = 483979248.

The previous prime is 1044013433. The next prime is 1044013457. The reversal of 1044013444 is 4443104401.

It is a happy number.

It is a super-2 number, since 2×1044013444² = 2179928142505482272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60177 + ... + 75559.

It is an arithmetic number, because the mean of its divisors is an integer number (54705504).

Almost surely, 2^1044013444 is an apocalyptic number.

It is an amenable number.

1044013444 is a deficient number, since it is larger than the sum of its proper divisors (925384700).

1044013444 is a wasteful number, since it uses less digits than its factorization.

1044013444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15472 (or 15451 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1044013444 is about 32311.1968828145. The cubic root of 1044013444 is about 1014.4610188979.

Adding to 1044013444 its reverse (4443104401), we get a palindrome (5487117845).

The spelling of 1044013444 in words is "one billion, forty-four million, thirteen thousand, four hundred forty-four".