1112312032 has 72 divisors (see below), whose sum is σ = 2398954320. Its totient is φ = 507386880.

The previous prime is 1112312029. The next prime is 1112312053. The reversal of 1112312032 is 2302132111.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1112311997 and 1112312015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 480157 + ... + 482467.

It is an arithmetic number, because the mean of its divisors is an integer number (33318810).

Almost surely, 2^1112312032 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 1112312032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1199477160).

1112312032 is an abundant number, since it is smaller than the sum of its proper divisors (1286642288).

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

1112312032 is a wasteful number, since it uses less digits than its factorization.

1112312032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436 (or 2415 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1112312032 is about 33351.3422818333. The cubic root of 1112312032 is about 1036.1171883357.

Adding to 1112312032 its reverse (2302132111), we get a palindrome (3414444143).

The spelling of 1112312032 in words is "one billion, one hundred twelve million, three hundred twelve thousand, thirty-two".