1112745648 has 80 divisors (see below), whose sum is σ = 3334350080. Its totient is φ = 313175808.

The previous prime is 1112745629. The next prime is 1112745661. The reversal of 1112745648 is 8465472111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2203 + ... + 47226.

It is an arithmetic number, because the mean of its divisors is an integer number (41679376).

Almost surely, 2^1112745648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112745648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1667175040).

1112745648 is an abundant number, since it is smaller than the sum of its proper divisors (2221604432).

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

1112745648 is a wasteful number, since it uses less digits than its factorization.

1112745648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49514 (or 49508 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 1112745648 is about 33357.8423762689. The cubic root of 1112745648 is about 1036.2518084212.

The spelling of 1112745648 in words is "one billion, one hundred twelve million, seven hundred forty-five thousand, six hundred forty-eight".