44812137 has 4 divisors (see below), whose sum is σ = 59749520. Its totient is φ = 29874756.

The previous prime is 44812133. The next prime is 44812171. The reversal of 44812137 is 73121844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 44812137 - 2² = 44812133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44812133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7468687 + ... + 7468692.

It is an arithmetic number, because the mean of its divisors is an integer number (14937380).

Almost surely, 2^44812137 is an apocalyptic number.

It is an amenable number.

44812137 is a deficient number, since it is larger than the sum of its proper divisors (14937383).

44812137 is a wasteful number, since it uses less digits than its factorization.

44812137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14937382.

The product of its digits is 5376, while the sum is 30.

The square root of 44812137 is about 6694.1868064762. The cubic root of 44812137 is about 355.1936706906.

The spelling of 44812137 in words is "forty-four million, eight hundred twelve thousand, one hundred thirty-seven".