1013765172 has 48 divisors (see below), whose sum is σ = 2706181632. Its totient is φ = 289346400.

The previous prime is 1013765167. The next prime is 1013765173. The reversal of 1013765172 is 2715673101.

1013765172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013765173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82543 + ... + 94025.

It is an arithmetic number, because the mean of its divisors is an integer number (56378784).

Almost surely, 2^1013765172 is an apocalyptic number.

1013765172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1013765172 is an abundant number, since it is smaller than the sum of its proper divisors (1692416460).

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

1013765172 is a wasteful number, since it uses less digits than its factorization.

1013765172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12548 (or 12546 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 1013765172 is about 31839.6792069267. The cubic root of 1013765172 is about 1004.5674968765.

The spelling of 1013765172 in words is "one billion, thirteen million, seven hundred sixty-five thousand, one hundred seventy-two".