1112478720 has 352 divisors, whose sum is σ = 3848491008. Its totient is φ = 273580032.

The previous prime is 1112478637. The next prime is 1112478733. The reversal of 1112478720 is 278742111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16604127 + ... + 16604193.

Almost surely, 2^1112478720 is an apocalyptic number.

1112478720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112478720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1924245504).

1112478720 is an abundant number, since it is smaller than the sum of its proper divisors (2736012288).

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

1112478720 is a wasteful number, since it uses less digits than its factorization.

1112478720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 33.

The square root of 1112478720 is about 33353.8411581035. The cubic root of 1112478720 is about 1036.1689423012.

The spelling of 1112478720 in words is "one billion, one hundred twelve million, four hundred seventy-eight thousand, seven hundred twenty".