1013115015 has 48 divisors (see below), whose sum is σ = 1938867840. Its totient is φ = 485269440.

The previous prime is 1013115013. The next prime is 1013115031. The reversal of 1013115015 is 5105113101.

1013115015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1013115015 - 2¹ = 1013115013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013115013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28756 + ... + 53414.

It is an arithmetic number, because the mean of its divisors is an integer number (40393080).

Almost surely, 2^1013115015 is an apocalyptic number.

1013115015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1013115015 is a deficient number, since it is larger than the sum of its proper divisors (925752825).

1013115015 is a wasteful number, since it uses less digits than its factorization.

1013115015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24764 (or 24761 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 18.

The square root of 1013115015 is about 31829.4677146823. The cubic root of 1013115015 is about 1004.3526981964.

Adding to 1013115015 its reverse (5105113101), we get a palindrome (6118228116).

The spelling of 1013115015 in words is "one billion, thirteen million, one hundred fifteen thousand, fifteen".