11664667 has 8 divisors (see below), whose sum is σ = 13356512. Its totient is φ = 9979200.

The previous prime is 11664659. The next prime is 11664671. The reversal of 11664667 is 76646611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11664667 - 2³ = 11664659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11664637) 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, 3367 + ... + 5887.

It is an arithmetic number, because the mean of its divisors is an integer number (1669564).

Almost surely, 2^11664667 is an apocalyptic number.

11664667 is a deficient number, since it is larger than the sum of its proper divisors (1691845).

11664667 is an equidigital number, since it uses as much as digits as its factorization.

11664667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189.

The product of its digits is 36288, while the sum is 37.

The square root of 11664667 is about 3415.3575215488. The cubic root of 11664667 is about 226.7901117759.

The spelling of 11664667 in words is "eleven million, six hundred sixty-four thousand, six hundred sixty-seven".