44113139 has 16 divisors (see below), whose sum is σ = 52118976. Its totient is φ = 36547200.

The previous prime is 44113133. The next prime is 44113159. The reversal of 44113139 is 93131144.

44113139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 44113139 - 2⁴ = 44113123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44113133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46409 + ... + 47349.

It is an arithmetic number, because the mean of its divisors is an integer number (3257436).

Almost surely, 2^44113139 is an apocalyptic number.

44113139 is a deficient number, since it is larger than the sum of its proper divisors (8005837).

44113139 is a wasteful number, since it uses less digits than its factorization.

44113139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166.

The product of its digits is 1296, while the sum is 26.

The square root of 44113139 is about 6641.7722785413. The cubic root of 44113139 is about 353.3371655176.

The spelling of 44113139 in words is "forty-four million, one hundred thirteen thousand, one hundred thirty-nine".