12055966 has 16 divisors (see below), whose sum is σ = 19672128. Its totient is φ = 5508000.

The previous prime is 12055957. The next prime is 12055973. The reversal of 12055966 is 66955021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331 + ... + 4921.

It is an arithmetic number, because the mean of its divisors is an integer number (1229508).

Almost surely, 2^12055966 is an apocalyptic number.

12055966 is a deficient number, since it is larger than the sum of its proper divisors (7616162).

12055966 is a wasteful number, since it uses less digits than its factorization.

12055966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4707.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 12055966 is about 3472.1702147216. The cubic root of 12055966 is about 229.2982137233.

The spelling of 12055966 in words is "twelve million, fifty-five thousand, nine hundred sixty-six".