1013502320 has 20 divisors (see below), whose sum is σ = 2356393080. Its totient is φ = 405400896.

The previous prime is 1013502307. The next prime is 1013502341. The reversal of 1013502320 is 232053101.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6334310 + ... + 6334469.

It is an arithmetic number, because the mean of its divisors is an integer number (117819654).

Almost surely, 2^1013502320 is an apocalyptic number.

1013502320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013502320 is an abundant number, since it is smaller than the sum of its proper divisors (1342890760).

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

1013502320 is a wasteful number, since it uses less digits than its factorization.

1013502320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668792 (or 12668786 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 1013502320 is about 31835.5511967360. The cubic root of 1013502320 is about 1004.4806669716.

Adding to 1013502320 its reverse (232053101), we get a palindrome (1245555421).

The spelling of 1013502320 in words is "one billion, thirteen million, five hundred two thousand, three hundred twenty".