44444131 has 2 divisors, whose sum is σ = 44444132. Its totient is φ = 44444130.

The previous prime is 44444129. The next prime is 44444149. The reversal of 44444131 is 13144444.

It is a happy number.

44444131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44444131 - 2¹ = 44444129 is a prime.

It is a super-2 number, since 2×44444131² = 3950561560690322, which contains 22 as substring.

Together with 44444129, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 44444096 and 44444105.

It is not a weakly prime, because it can be changed into another prime (44444161) 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 as a sum of consecutive naturals, namely, 22222065 + 22222066.

It is an arithmetic number, because the mean of its divisors is an integer number (22222066).

Almost surely, 2^44444131 is an apocalyptic number.

44444131 is a deficient number, since it is larger than the sum of its proper divisors (1).

44444131 is an equidigital number, since it uses as much as digits as its factorization.

44444131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3072, while the sum is 25.

The square root of 44444131 is about 6666.6431582919. The cubic root of 44444131 is about 354.2186903479.

Adding to 44444131 its reverse (13144444), we get a palindrome (57588575).

The spelling of 44444131 in words is "forty-four million, four hundred forty-four thousand, one hundred thirty-one".