12056085 has 12 divisors (see below), whose sum is σ = 20897292. Its totient is φ = 6429888.

The previous prime is 12056081. The next prime is 12056087. The reversal of 12056085 is 58065021.

12056085 is a `hidden beast` number, since 1 + 20 + 560 + 85 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2377764 + 9678321 = 1542^2 + 3111^2 .

It is not a de Polignac number, because 12056085 - 2² = 12056081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12056081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133912 + ... + 134001.

It is an arithmetic number, because the mean of its divisors is an integer number (1741441).

Almost surely, 2^12056085 is an apocalyptic number.

12056085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12056085 is a deficient number, since it is larger than the sum of its proper divisors (8841207).

12056085 is a wasteful number, since it uses less digits than its factorization.

12056085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267924 (or 267921 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 12056085 is about 3472.1873509360. The cubic root of 12056085 is about 229.2989681602.

The spelling of 12056085 in words is "twelve million, fifty-six thousand, eighty-five".