1320847112 has 32 divisors (see below), whose sum is σ = 2706916800. Its totient is φ = 600519744.

The previous prime is 1320847109. The next prime is 1320847139. The reversal of 1320847112 is 2117480231.

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, 87812 + ... + 101747.

It is an arithmetic number, because the mean of its divisors is an integer number (84591150).

Almost surely, 2^1320847112 is an apocalyptic number.

It is an amenable number.

1320847112 is an abundant number, since it is smaller than the sum of its proper divisors (1386069688).

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

1320847112 is a wasteful number, since it uses less digits than its factorization.

1320847112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189645 (or 189641 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 1320847112 is about 36343.4603745983. The cubic root of 1320847112 is about 1097.1959191679.

The spelling of 1320847112 in words is "one billion, three hundred twenty million, eight hundred forty-seven thousand, one hundred twelve".