2044138113 has 24 divisors (see below), whose sum is σ = 3066263200. Its totient is φ = 1360862208.

The previous prime is 2044138111. The next prime is 2044138127. The reversal of 2044138113 is 3118314402.

It is not a de Polignac number, because 2044138113 - 2¹ = 2044138111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044138111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181398 + ... + 192336.

Almost surely, 2^2044138113 is an apocalyptic number.

It is an amenable number.

2044138113 is a deficient number, since it is larger than the sum of its proper divisors (1022125087).

2044138113 is an equidigital number, since it uses as much as digits as its factorization.

2044138113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11723 (or 11711 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2044138113 is about 45212.1456358797. The cubic root of 2044138113 is about 1269.1221149022.

The spelling of 2044138113 in words is "two billion, forty-four million, one hundred thirty-eight thousand, one hundred thirteen".