1011056312 has 16 divisors (see below), whose sum is σ = 2166549360. Its totient is φ = 433309824.

The previous prime is 1011056311. The next prime is 1011056353. The reversal of 1011056312 is 2136501101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011056311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9027233 + ... + 9027344.

It is an arithmetic number, because the mean of its divisors is an integer number (135409335).

Almost surely, 2^1011056312 is an apocalyptic number.

It is an amenable number.

1011056312 is an abundant number, since it is smaller than the sum of its proper divisors (1155493048).

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

1011056312 is a wasteful number, since it uses less digits than its factorization.

1011056312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18054590 (or 18054586 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1011056312 is about 31797.1116927308. Note that the first 3 decimals coincide. The cubic root of 1011056312 is about 1003.6719377038.

Adding to 1011056312 its reverse (2136501101), we get a palindrome (3147557413).

The spelling of 1011056312 in words is "one billion, eleven million, fifty-six thousand, three hundred twelve".