11666066 has 8 divisors (see below), whose sum is σ = 17538444. Its totient is φ = 5819920.

The previous prime is 11666059. The next prime is 11666111. The reversal of 11666066 is 66066611.

It can be written as a sum of positive squares in 2 ways, for example, as 9431041 + 2235025 = 3071^2 + 1495^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5405 + ... + 7248.

Almost surely, 2^11666066 is an apocalyptic number.

11666066 is a deficient number, since it is larger than the sum of its proper divisors (5872378).

11666066 is a wasteful number, since it uses less digits than its factorization.

11666066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13116.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 11666066 is about 3415.5623255915. The cubic root of 11666066 is about 226.7991780923.

The spelling of 11666066 in words is "eleven million, six hundred sixty-six thousand, sixty-six".