42231112439 has 4 divisors (see below), whose sum is σ = 42273471624. Its totient is φ = 42188753256.

The previous prime is 42231112423. The next prime is 42231112447. The reversal of 42231112439 is 93421113224.

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

It is a cyclic number.

It is not a de Polignac number, because 42231112439 - 2⁴ = 42231112423 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 (42231112499) 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, 21178097 + ... + 21180090.

It is an arithmetic number, because the mean of its divisors is an integer number (10568367906).

Almost surely, 2^42231112439 is an apocalyptic number.

42231112439 is a deficient number, since it is larger than the sum of its proper divisors (42359185).

42231112439 is an equidigital number, since it uses as much as digits as its factorization.

42231112439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42359184.

The product of its digits is 10368, while the sum is 32.

The spelling of 42231112439 in words is "forty-two billion, two hundred thirty-one million, one hundred twelve thousand, four hundred thirty-nine".