12682539 has 6 divisors (see below), whose sum is σ = 18319236. Its totient is φ = 8455020.

The previous prime is 12682513. The next prime is 12682547. The reversal of 12682539 is 93528621.

12682539 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12682539 - 2⁵ = 12682507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12682639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 704577 + ... + 704594.

It is an arithmetic number, because the mean of its divisors is an integer number (3053206).

Almost surely, 2^12682539 is an apocalyptic number.

12682539 is a deficient number, since it is larger than the sum of its proper divisors (5636697).

12682539 is a wasteful number, since it uses less digits than its factorization.

12682539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1409177 (or 1409174 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 12682539 is about 3561.2552562264. The cubic root of 12682539 is about 233.2036814869.

The spelling of 12682539 in words is "twelve million, six hundred eighty-two thousand, five hundred thirty-nine".