12165066 has 24 divisors (see below), whose sum is σ = 27334944. Its totient is φ = 4054860.

The previous prime is 12165059. The next prime is 12165103. The reversal of 12165066 is 66056121.

It is a happy number.

12165066 is a `hidden beast` number, since 1 + 2 + 1 + 650 + 6 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12030 + ... + 13001.

It is an arithmetic number, because the mean of its divisors is an integer number (1138956).

Almost surely, 2^12165066 is an apocalyptic number.

12165066 is an abundant number, since it is smaller than the sum of its proper divisors (15169878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12165066 is an equidigital number, since it uses as much as digits as its factorization.

12165066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25048 (or 25036 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 12165066 is about 3487.8454667602. The cubic root of 12165066 is about 229.9878128388.

The spelling of 12165066 in words is "twelve million, one hundred sixty-five thousand, sixty-six".