12044839 has 2 divisors, whose sum is σ = 12044840. Its totient is φ = 12044838.

The previous prime is 12044797. The next prime is 12044861. The reversal of 12044839 is 93844021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12044839 - 2⁹ = 12044327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12044839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12044239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6022419 + 6022420.

It is an arithmetic number, because the mean of its divisors is an integer number (6022420).

Almost surely, 2^12044839 is an apocalyptic number.

12044839 is a deficient number, since it is larger than the sum of its proper divisors (1).

12044839 is an equidigital number, since it uses as much as digits as its factorization.

12044839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 12044839 is about 3470.5675328395. The cubic root of 12044839 is about 229.2276487554.

The spelling of 12044839 in words is "twelve million, forty-four thousand, eight hundred thirty-nine".