11664027 has 8 divisors (see below), whose sum is σ = 17280080. Its totient is φ = 7776000.

The previous prime is 11664019. The next prime is 11664031. The reversal of 11664027 is 72046611.

11664027 is a `hidden beast` number, since 1 + 16 + 640 + 2 + 7 = 666.

It is not a de Polignac number, because 11664027 - 2³ = 11664019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 432001 = 11664027 / (1 + 1 + 6 + 6 + 4 + 0 + 2 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11664017) 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, 215974 + ... + 216027.

It is an arithmetic number, because the mean of its divisors is an integer number (2160010).

Almost surely, 2^11664027 is an apocalyptic number.

11664027 is a deficient number, since it is larger than the sum of its proper divisors (5616053).

11664027 is an equidigital number, since it uses as much as digits as its factorization.

11664027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432010 (or 432004 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 11664027 is about 3415.2638258266. The cubic root of 11664027 is about 226.7859639700.

The spelling of 11664027 in words is "eleven million, six hundred sixty-four thousand, twenty-seven".