1112897440 has 48 divisors (see below), whose sum is σ = 2693363400. Its totient is φ = 434298880.

The previous prime is 1112897437. The next prime is 1112897441. The reversal of 1112897440 is 447982111.

It can be written as a sum of positive squares in 4 ways, for example, as 519292944 + 593604496 = 22788^2 + 24364^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1112897440.

It is not an unprimeable number, because it can be changed into a prime (1112897441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78265 + ... + 91384.

Almost surely, 2^1112897440 is an apocalyptic number.

1112897440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112897440 is an abundant number, since it is smaller than the sum of its proper divisors (1580465960).

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

1112897440 is a wasteful number, since it uses less digits than its factorization.

1112897440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169705 (or 169697 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 1112897440 is about 33360.1175057883. The cubic root of 1112897440 is about 1036.2989253830.

The spelling of 1112897440 in words is "one billion, one hundred twelve million, eight hundred ninety-seven thousand, four hundred forty".