1044123112 has 32 divisors (see below), whose sum is σ = 2063959200. Its totient is φ = 493819200.

The previous prime is 1044123107. The next prime is 1044123133. The reversal of 1044123112 is 2113214401.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1044123112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100062 + ... + 110002.

It is an arithmetic number, because the mean of its divisors is an integer number (64498725).

Almost surely, 2^1044123112 is an apocalyptic number.

It is an amenable number.

1044123112 is a deficient number, since it is larger than the sum of its proper divisors (1019836088).

1044123112 is a wasteful number, since it uses less digits than its factorization.

1044123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10657 (or 10653 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1044123112 is about 32312.8938970189. The cubic root of 1044123112 is about 1014.4965388797.

Adding to 1044123112 its reverse (2113214401), we get a palindrome (3157337513).

The spelling of 1044123112 in words is "one billion, forty-four million, one hundred twenty-three thousand, one hundred twelve".