1013023140 has 24 divisors (see below), whose sum is σ = 2836464960. Its totient is φ = 270139488.

The previous prime is 1013023087. The next prime is 1013023159. The reversal of 1013023140 is 413203101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8441800 + ... + 8441919.

It is an arithmetic number, because the mean of its divisors is an integer number (118186040).

Almost surely, 2^1013023140 is an apocalyptic number.

1013023140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013023140 is an abundant number, since it is smaller than the sum of its proper divisors (1823441820).

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

1013023140 is a wasteful number, since it uses less digits than its factorization.

1013023140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16883731 (or 16883729 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1013023140 is about 31828.0244438765. The cubic root of 1013023140 is about 1004.3223371507.

Adding to 1013023140 its reverse (413203101), we get a palindrome (1426226241).

The spelling of 1013023140 in words is "one billion, thirteen million, twenty-three thousand, one hundred forty".