11664659 has 2 divisors, whose sum is σ = 11664660. Its totient is φ = 11664658.

The previous prime is 11664643. The next prime is 11664671. The reversal of 11664659 is 95646611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11664659 - 2⁴ = 11664643 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11664619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5832329 + 5832330.

It is an arithmetic number, because the mean of its divisors is an integer number (5832330).

Almost surely, 2^11664659 is an apocalyptic number.

11664659 is a deficient number, since it is larger than the sum of its proper divisors (1).

11664659 is an equidigital number, since it uses as much as digits as its factorization.

11664659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 11664659 is about 3415.3563503681. The cubic root of 11664659 is about 226.7900599293.

The spelling of 11664659 in words is "eleven million, six hundred sixty-four thousand, six hundred fifty-nine".