12986113 has 32 divisors (see below), whose sum is σ = 16796160. Its totient is φ = 9784320.

The previous prime is 12986111. The next prime is 12986153. The reversal of 12986113 is 31168921.

It is not a de Polignac number, because 12986113 - 2¹ = 12986111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12986111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182868 + ... + 182938.

It is an arithmetic number, because the mean of its divisors is an integer number (524880).

Almost surely, 2^12986113 is an apocalyptic number.

It is an amenable number.

12986113 is a deficient number, since it is larger than the sum of its proper divisors (3810047).

12986113 is a wasteful number, since it uses less digits than its factorization.

12986113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177.

The product of its digits is 2592, while the sum is 31.

The square root of 12986113 is about 3603.6249804884. The cubic root of 12986113 is about 235.0497133395.

The spelling of 12986113 in words is "twelve million, nine hundred eighty-six thousand, one hundred thirteen".