44113131 has 12 divisors (see below), whose sum is σ = 63822408. Its totient is φ = 29361024.

The previous prime is 44113123. The next prime is 44113133. The reversal of 44113131 is 13131144.

44113131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44113131 - 2³ = 44113123 is a prime.

It is a super-2 number, since 2×44113131² = 3891936653246322, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 2416 + ... + 9698.

It is an arithmetic number, because the mean of its divisors is an integer number (5318534).

Almost surely, 2^44113131 is an apocalyptic number.

44113131 is a deficient number, since it is larger than the sum of its proper divisors (19709277).

44113131 is a wasteful number, since it uses less digits than its factorization.

44113131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7962 (or 7959 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 44113131 is about 6641.7716762924. The cubic root of 44113131 is about 353.3371441581.

Adding to 44113131 its reverse (13131144), we get a palindrome (57244275).

It can be divided in two parts, 44113 and 131, that added together give a palindrome (44244).

The spelling of 44113131 in words is "forty-four million, one hundred thirteen thousand, one hundred thirty-one".