978012112 has 40 divisors (see below), whose sum is σ = 2362473792. Its totient is φ = 381043200.

The previous prime is 978012107. The next prime is 978012121. The reversal of 978012112 is 211210879.

978012112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 395689 + ... + 398152.

Almost surely, 2^978012112 is an apocalyptic number.

It is an amenable number.

978012112 is an abundant number, since it is smaller than the sum of its proper divisors (1384461680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

978012112 is a wasteful number, since it uses less digits than its factorization.

978012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793867 (or 793861 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 978012112 is about 31273.1851911506. The cubic root of 978012112 is about 992.6163194444.

The spelling of 978012112 in words is "nine hundred seventy-eight million, twelve thousand, one hundred twelve".