12078112 has 24 divisors (see below), whose sum is σ = 23856336. Its totient is φ = 6019392.

The previous prime is 12078103. The next prime is 12078139. The reversal of 12078112 is 21187021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18463 + ... + 19105.

It is an arithmetic number, because the mean of its divisors is an integer number (994014).

Almost surely, 2^12078112 is an apocalyptic number.

It is an amenable number.

12078112 is a deficient number, since it is larger than the sum of its proper divisors (11778224).

12078112 is an equidigital number, since it uses as much as digits as its factorization.

12078112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240 (or 1232 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 12078112 is about 3475.3578233040. The cubic root of 12078112 is about 229.4385296485.

The spelling of 12078112 in words is "twelve million, seventy-eight thousand, one hundred twelve".