12560439 has 8 divisors (see below), whose sum is σ = 16792960. Its totient is φ = 8350776.

The previous prime is 12560437. The next prime is 12560441. The reversal of 12560439 is 93406521.

12560439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12560437) and next prime (12560441).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12560439 - 2¹ = 12560437 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 (12560437) 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, 4387 + ... + 6660.

It is an arithmetic number, because the mean of its divisors is an integer number (2099120).

Almost surely, 2^12560439 is an apocalyptic number.

12560439 is a deficient number, since it is larger than the sum of its proper divisors (4232521).

12560439 is a wasteful number, since it uses less digits than its factorization.

12560439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11429.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 12560439 is about 3544.0709643008. The cubic root of 12560439 is about 232.4528844290.

The spelling of 12560439 in words is "twelve million, five hundred sixty thousand, four hundred thirty-nine".