10665166 has 16 divisors (see below), whose sum is σ = 16547328. Its totient is φ = 5152000.

The previous prime is 10665163. The next prime is 10665173. The reversal of 10665166 is 66156601.

It is a super-2 number, since 2×10665166² = 227491531615112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10665163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8691 + ... + 9841.

It is an arithmetic number, because the mean of its divisors is an integer number (1034208).

Almost surely, 2^10665166 is an apocalyptic number.

10665166 is a deficient number, since it is larger than the sum of its proper divisors (5882162).

10665166 is a wasteful number, since it uses less digits than its factorization.

10665166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 10665166 is about 3265.7565739044. The cubic root of 10665166 is about 220.1181596668.

The spelling of 10665166 in words is "ten million, six hundred sixty-five thousand, one hundred sixty-six".