12608539 has 8 divisors (see below), whose sum is σ = 12826112. Its totient is φ = 12393000.

The previous prime is 12608507. The next prime is 12608569. The reversal of 12608539 is 93580621.

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

It is a cyclic number.

It is not a de Polignac number, because 12608539 - 2⁵ = 12608507 is a prime.

It is a super-3 number, since 3×12608539³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12608569) 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, 16414 + ... + 17164.

It is an arithmetic number, because the mean of its divisors is an integer number (1603264).

Almost surely, 2^12608539 is an apocalyptic number.

12608539 is a deficient number, since it is larger than the sum of its proper divisors (217573).

12608539 is a wasteful number, since it uses less digits than its factorization.

12608539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 12608539 is about 3550.8504615092. The cubic root of 12608539 is about 232.7492313311.

The spelling of 12608539 in words is "twelve million, six hundred eight thousand, five hundred thirty-nine".