1010013256 has 32 divisors (see below), whose sum is σ = 2165460480. Its totient is φ = 432633600.

The previous prime is 1010013253. The next prime is 1010013259. The reversal of 1010013256 is 6523100101.

It is an interprime number because it is at equal distance from previous prime (1010013253) and next prime (1010013259).

It is not an unprimeable number, because it can be changed into a prime (1010013253) by changing a digit.

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, 141616 + ... + 148576.

It is an arithmetic number, because the mean of its divisors is an integer number (67670640).

Almost surely, 2^1010013256 is an apocalyptic number.

It is an amenable number.

1010013256 is an abundant number, since it is smaller than the sum of its proper divisors (1155447224).

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

1010013256 is a wasteful number, since it uses less digits than its factorization.

1010013256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9565 (or 9561 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1010013256 is about 31780.7057190365. The cubic root of 1010013256 is about 1003.3266729751.

Adding to 1010013256 its reverse (6523100101), we get a palindrome (7533113357).

The spelling of 1010013256 in words is "one billion, ten million, thirteen thousand, two hundred fifty-six".