1013508684 has 72 divisors (see below), whose sum is σ = 2656351152. Its totient is φ = 325585920.

The previous prime is 1013508673. The next prime is 1013508689. The reversal of 1013508684 is 4868053101.

1013508684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1013508689) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118372 + ... + 126644.

It is an arithmetic number, because the mean of its divisors is an integer number (36893766).

Almost surely, 2^1013508684 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 1013508684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1328175576).

1013508684 is an abundant number, since it is smaller than the sum of its proper divisors (1642842468).

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

1013508684 is a wasteful number, since it uses less digits than its factorization.

1013508684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8407 (or 8402 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 1013508684 is about 31835.6511477306. The cubic root of 1013508684 is about 1004.4827694176.

The spelling of 1013508684 in words is "one billion, thirteen million, five hundred eight thousand, six hundred eighty-four".