43113641 has 8 divisors (see below), whose sum is σ = 46128000. Its totient is φ = 40173840.

The previous prime is 43113607. The next prime is 43113643. The reversal of 43113641 is 14631134.

43113641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43113641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43113643) 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 in 7 ways as a sum of consecutive naturals, for example, 17441 + ... + 19758.

It is an arithmetic number, because the mean of its divisors is an integer number (5766000).

Almost surely, 2^43113641 is an apocalyptic number.

It is an amenable number.

43113641 is a deficient number, since it is larger than the sum of its proper divisors (3014359).

43113641 is a wasteful number, since it uses less digits than its factorization.

43113641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37279.

The product of its digits is 864, while the sum is 23.

The square root of 43113641 is about 6566.0978518447. The cubic root of 43113641 is about 350.6481621980.

Adding to 43113641 its reverse (14631134), we get a palindrome (57744775).

The spelling of 43113641 in words is "forty-three million, one hundred thirteen thousand, six hundred forty-one".