44013011431 has 2 divisors, whose sum is σ = 44013011432. Its totient is φ = 44013011430.

The previous prime is 44013011423. The next prime is 44013011477. The reversal of 44013011431 is 13411031044.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44013011431 - 2³ = 44013011423 is a prime.

It is a super-2 number, since 2×44013011431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44013011831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22006505715 + 22006505716.

It is an arithmetic number, because the mean of its divisors is an integer number (22006505716).

Almost surely, 2^44013011431 is an apocalyptic number.

44013011431 is a deficient number, since it is larger than the sum of its proper divisors (1).

44013011431 is an equidigital number, since it uses as much as digits as its factorization.

44013011431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 44013011431 its reverse (13411031044), we get a palindrome (57424042475).

The spelling of 44013011431 in words is "forty-four billion, thirteen million, eleven thousand, four hundred thirty-one".