12043839 has 8 divisors (see below), whose sum is σ = 16103680. Its totient is φ = 8006616.

The previous prime is 12043831. The next prime is 12043909. The reversal of 12043839 is 93834021.

12043839 is digitally balanced in base 3, 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 not a de Polignac number, because 12043839 - 2³ = 12043831 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 (12043831) 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, 4369 + ... + 6570.

It is an arithmetic number, because the mean of its divisors is an integer number (2012960).

Almost surely, 2^12043839 is an apocalyptic number.

12043839 is a deficient number, since it is larger than the sum of its proper divisors (4059841).

12043839 is a wasteful number, since it uses less digits than its factorization.

12043839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11309.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 12043839 is about 3470.4234611932. The cubic root of 12043839 is about 229.2213048490.

The spelling of 12043839 in words is "twelve million, forty-three thousand, eight hundred thirty-nine".