1013256 has 32 divisors (see below), whose sum is σ = 2815200. Its totient is φ = 337680.

The previous prime is 1013249. The next prime is 1013263. The reversal of 1013256 is 6523101.

1013256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1013249) and next prime (1013263).

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2130 + ... + 2561.

It is an arithmetic number, because the mean of its divisors is an integer number (87975).

2^1013256 is an apocalyptic number.

It is an amenable number.

1013256 is an abundant number, since it is smaller than the sum of its proper divisors (1801944).

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

1013256 is a wasteful number, since it uses less digits than its factorization.

1013256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706 (or 4696 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1013256 is about 1006.6061791982. The cubic root of 1013256 is about 100.4399284581.

Adding to 1013256 its reverse (6523101), we get a palindrome (7536357).

The spelling of 1013256 in words is "one million, thirteen thousand, two hundred fifty-six".