12055142 has 16 divisors (see below), whose sum is σ = 20887632. Its totient is φ = 5157120.

The previous prime is 12055133. The next prime is 12055207. The reversal of 12055142 is 24155021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15743 + ... + 16490.

It is an arithmetic number, because the mean of its divisors is an integer number (1305477).

Almost surely, 2^12055142 is an apocalyptic number.

12055142 is a deficient number, since it is larger than the sum of its proper divisors (8832490).

12055142 is a wasteful number, since it uses less digits than its factorization.

12055142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32263.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 12055142 is about 3472.0515549168. The cubic root of 12055142 is about 229.2929895869.

The spelling of 12055142 in words is "twelve million, fifty-five thousand, one hundred forty-two".