44113 has 4 divisors (see below), whose sum is σ = 45568. Its totient is φ = 42660.

The previous prime is 44111. The next prime is 44119. The reversal of 44113 is 31144.

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 a cyclic number.

It is not a de Polignac number, because 44113 - 2¹ = 44111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44093 and 44102.

It is not an unprimeable number, because it can be changed into a prime (44111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681 + ... + 742.

It is an arithmetic number, because the mean of its divisors is an integer number (11392).

2⁴⁴¹¹³ is an apocalyptic number.

It is an amenable number.

44113 is a deficient number, since it is larger than the sum of its proper divisors (1455).

44113 is a wasteful number, since it uses less digits than its factorization.

44113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454.

The product of its digits is 48, while the sum is 13.

The square root of 44113 is about 210.0309501002. The cubic root of 44113 is about 35.3336794397. Note that the first 3 decimals are identical.

Subtracting from 44113 its sum of digits (13), we obtain a square (44100 = 210²).

Adding to 44113 its reverse (31144), we get a palindrome (75257).

It can be divided in two parts, 441 and 13, that added together give a palindrome (454).

The spelling of 44113 in words is "forty-four thousand, one hundred thirteen".