11664613 has 8 divisors (see below), whose sum is σ = 12309920. Its totient is φ = 11022480.

The previous prime is 11664577. The next prime is 11664619. The reversal of 11664613 is 31646611.

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 11664613 - 2¹⁷ = 11533541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11664619) 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, 13978 + ... + 14788.

It is an arithmetic number, because the mean of its divisors is an integer number (1538740).

Almost surely, 2^11664613 is an apocalyptic number.

It is an amenable number.

11664613 is a deficient number, since it is larger than the sum of its proper divisors (645307).

11664613 is an equidigital number, since it uses as much as digits as its factorization.

11664613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587.

The product of its digits is 2592, while the sum is 28.

The square root of 11664613 is about 3415.3496160715. The cubic root of 11664613 is about 226.7897618107.

The spelling of 11664613 in words is "eleven million, six hundred sixty-four thousand, six hundred thirteen".