11667166 has 16 divisors (see below), whose sum is σ = 20136960. Its totient is φ = 4966200.

The previous prime is 11667163. The next prime is 11667167. The reversal of 11667166 is 66176611.

11667166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11667166² = 272245524943112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11667163) 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, 646 + ... + 4873.

It is an arithmetic number, because the mean of its divisors is an integer number (1258560).

Almost surely, 2^11667166 is an apocalyptic number.

11667166 is a deficient number, since it is larger than the sum of its proper divisors (8469794).

11667166 is a wasteful number, since it uses less digits than its factorization.

11667166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5679.

The product of its digits is 9072, while the sum is 34.

The square root of 11667166 is about 3415.7233494532. The cubic root of 11667166 is about 226.8063062094.

The spelling of 11667166 in words is "eleven million, six hundred sixty-seven thousand, one hundred sixty-six".