1013140520 has 64 divisors (see below), whose sum is σ = 2695075200. Its totient is φ = 335381760.

The previous prime is 1013140493. The next prime is 1013140573. The reversal of 1013140520 is 250413101.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 54266 + ... + 70505.

It is an arithmetic number, because the mean of its divisors is an integer number (42110550).

Almost surely, 2^1013140520 is an apocalyptic number.

1013140520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013140520 is an abundant number, since it is smaller than the sum of its proper divisors (1681934680).

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

1013140520 is a wasteful number, since it uses less digits than its factorization.

1013140520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124818 (or 124814 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1013140520 is about 31829.8683629072. The cubic root of 1013140520 is about 1004.3611262624.

Adding to 1013140520 its reverse (250413101), we get a palindrome (1263553621).

The spelling of 1013140520 in words is "one billion, thirteen million, one hundred forty thousand, five hundred twenty".