1120712512 has 56 divisors (see below), whose sum is σ = 2259518976. Its totient is φ = 551459328.

The previous prime is 1120712503. The next prime is 1120712561. The reversal of 1120712512 is 2152170211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298193 + ... + 1299055.

Almost surely, 2^1120712512 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 1120712512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1129759488).

1120712512 is an abundant number, since it is smaller than the sum of its proper divisors (1138806464).

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

1120712512 is a wasteful number, since it uses less digits than its factorization.

1120712512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175 (or 1165 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 1120712512 is about 33477.0445529470. The cubic root of 1120712512 is about 1038.7189947800.

Adding to 1120712512 its reverse (2152170211), we get a palindrome (3272882723).

The spelling of 1120712512 in words is "one billion, one hundred twenty million, seven hundred twelve thousand, five hundred twelve".