1013880256 has 14 divisors (see below), whose sum is σ = 2011918760. Its totient is φ = 506940096.

The previous prime is 1013880251. The next prime is 1013880269. The reversal of 1013880256 is 6520883101.

1013880256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013880251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7920876 + ... + 7921003.

Almost surely, 2^1013880256 is an apocalyptic number.

1013880256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1013880256 is a deficient number, since it is larger than the sum of its proper divisors (998038504).

1013880256 is an equidigital number, since it uses as much as digits as its factorization.

1013880256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15841891 (or 15841881 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 1013880256 is about 31841.4863974658. The cubic root of 1013880256 is about 1004.6055087273.

The spelling of 1013880256 in words is "one billion, thirteen million, eight hundred eighty thousand, two hundred fifty-six".