43231424023 has 4 divisors (see below), whose sum is σ = 43232337400. Its totient is φ = 43230510648.

The previous prime is 43231423987. The next prime is 43231424029. The reversal of 43231424023 is 32042413234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43231424023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43231423982 and 43231424000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43231424029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381573 + ... + 481726.

It is an arithmetic number, because the mean of its divisors is an integer number (10808084350).

Almost surely, 2^43231424023 is an apocalyptic number.

43231424023 is a deficient number, since it is larger than the sum of its proper divisors (913377).

43231424023 is an equidigital number, since it uses as much as digits as its factorization.

43231424023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913376.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 43231424023 its reverse (32042413234), we get a palindrome (75273837257).

The spelling of 43231424023 in words is "forty-three billion, two hundred thirty-one million, four hundred twenty-four thousand, twenty-three".