12926613 has 16 divisors (see below), whose sum is σ = 20856960. Its totient is φ = 6951936.

The previous prime is 12926609. The next prime is 12926623. The reversal of 12926613 is 31662921.

It is not a de Polignac number, because 12926613 - 2² = 12926609 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12926623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17748 + ... + 18461.

It is an arithmetic number, because the mean of its divisors is an integer number (1303560).

Almost surely, 2^12926613 is an apocalyptic number.

It is an amenable number.

12926613 is a deficient number, since it is larger than the sum of its proper divisors (7930347).

12926613 is a wasteful number, since it uses less digits than its factorization.

12926613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36236.

The product of its digits is 3888, while the sum is 30.

The square root of 12926613 is about 3595.3599263495. The cubic root of 12926613 is about 234.6901787073.

The spelling of 12926613 in words is "twelve million, nine hundred twenty-six thousand, six hundred thirteen".