44531 has 2 divisors, whose sum is σ = 44532. Its totient is φ = 44530.

The previous prime is 44519. The next prime is 44533. The reversal of 44531 is 13544.

44531 is nontrivially palindromic in base 11.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44531 is a prime.

It is a super-2 number, since 2×44531² = 3966019922, which contains 22 as substring.

Together with 44533, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 44531.

It is not a weakly prime, because it can be changed into another prime (44533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22265 + 22266.

It is an arithmetic number, because the mean of its divisors is an integer number (22266).

2⁴⁴⁵³¹ is an apocalyptic number.

44531 is a deficient number, since it is larger than the sum of its proper divisors (1).

44531 is an equidigital number, since it uses as much as digits as its factorization.

44531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 17.

The square root of 44531 is about 211.0236953520. The cubic root of 44531 is about 35.4449321455. Note that the first 3 decimals are identical.

It can be divided in two parts, 44 and 531, that added together give a palindrome (575).

The spelling of 44531 in words is "forty-four thousand, five hundred thirty-one".