43112541 has 4 divisors (see below), whose sum is σ = 57483392. Its totient is φ = 28741692.

The previous prime is 43112519. The next prime is 43112569. The reversal of 43112541 is 14521134.

43112541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 43112541 - 2⁶ = 43112477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43112581) 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 3 ways as a sum of consecutive naturals, for example, 7185421 + ... + 7185426.

It is an arithmetic number, because the mean of its divisors is an integer number (14370848).

Almost surely, 2^43112541 is an apocalyptic number.

It is an amenable number.

43112541 is a deficient number, since it is larger than the sum of its proper divisors (14370851).

43112541 is a wasteful number, since it uses less digits than its factorization.

43112541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14370850.

The product of its digits is 480, while the sum is 21.

The square root of 43112541 is about 6566.0140877095. The cubic root of 43112541 is about 350.6451800308.

Adding to 43112541 its reverse (14521134), we get a palindrome (57633675).

The spelling of 43112541 in words is "forty-three million, one hundred twelve thousand, five hundred forty-one".