12608535 has 16 divisors (see below), whose sum is σ = 20459520. Its totient is φ = 6629280.

The previous prime is 12608507. The next prime is 12608569. The reversal of 12608535 is 53580621.

It is not a de Polignac number, because 12608535 - 2⁹ = 12608023 is a prime.

It is a super-3 number, since 3×12608535³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4855 + ... + 6984.

It is an arithmetic number, because the mean of its divisors is an integer number (1278720).

Almost surely, 2^12608535 is an apocalyptic number.

12608535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12608535 is a deficient number, since it is larger than the sum of its proper divisors (7850985).

12608535 is a wasteful number, since it uses less digits than its factorization.

12608535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11918.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 12608535 is about 3550.8498982638. The cubic root of 12608535 is about 232.7492067183.

The spelling of 12608535 in words is "twelve million, six hundred eight thousand, five hundred thirty-five".