44113013 has 8 divisors (see below), whose sum is σ = 51366528. Its totient is φ = 37097424.

The previous prime is 44113009. The next prime is 44113021. The reversal of 44113013 is 31031144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44113013 - 2² = 44113009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44112982 and 44113000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44113073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59081 + ... + 59822.

It is an arithmetic number, because the mean of its divisors is an integer number (6420816).

Almost surely, 2^44113013 is an apocalyptic number.

It is an amenable number.

44113013 is a deficient number, since it is larger than the sum of its proper divisors (7253515).

44113013 is a wasteful number, since it uses less digits than its factorization.

44113013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118963.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 44113013 is about 6641.7627931145. The cubic root of 44113013 is about 353.3368291059.

Adding to 44113013 its reverse (31031144), we get a palindrome (75144157).

The spelling of 44113013 in words is "forty-four million, one hundred thirteen thousand, thirteen".