11664611 has 16 divisors (see below), whose sum is σ = 14183424. Its totient is φ = 9376224.

The previous prime is 11664577. The next prime is 11664619. The reversal of 11664611 is 11646611.

It is a cyclic number.

It is not a de Polignac number, because 11664611 - 2⁶ = 11664547 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 7850 + ... + 9216.

It is an arithmetic number, because the mean of its divisors is an integer number (886464).

Almost surely, 2^11664611 is an apocalyptic number.

11664611 is a deficient number, since it is larger than the sum of its proper divisors (2518813).

11664611 is a wasteful number, since it uses less digits than its factorization.

11664611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450.

The product of its digits is 864, while the sum is 26.

The square root of 11664611 is about 3415.3493232757. The cubic root of 11664611 is about 226.7897488490.

The spelling of 11664611 in words is "eleven million, six hundred sixty-four thousand, six hundred eleven".