12056546 has 16 divisors (see below), whose sum is σ = 18615744. Its totient is φ = 5853744.

The previous prime is 12056521. The next prime is 12056549. The reversal of 12056546 is 64565021.

It is not an unprimeable number, because it can be changed into a prime (12056549) by changing a digit.

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, 10811 + ... + 11873.

It is an arithmetic number, because the mean of its divisors is an integer number (1163484).

Almost surely, 2^12056546 is an apocalyptic number.

12056546 is a deficient number, since it is larger than the sum of its proper divisors (6559198).

12056546 is a wasteful number, since it uses less digits than its factorization.

12056546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 12056546 is about 3472.2537349681. The cubic root of 12056546 is about 229.3018907640.

The spelling of 12056546 in words is "twelve million, fifty-six thousand, five hundred forty-six".