1013859390 has 16 divisors (see below), whose sum is σ = 2433262608. Its totient is φ = 270362496.

The previous prime is 1013859383. The next prime is 1013859421. The reversal of 1013859390 is 939583101.

It is a congruent number.

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, 16897627 + ... + 16897686.

It is an arithmetic number, because the mean of its divisors is an integer number (152078913).

Almost surely, 2^1013859390 is an apocalyptic number.

1013859390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1013859390 is an abundant number, since it is smaller than the sum of its proper divisors (1419403218).

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

1013859390 is a wasteful number, since it uses less digits than its factorization.

1013859390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33795323.

The product of its (nonzero) digits is 29160, while the sum is 39.

The square root of 1013859390 is about 31841.1587414780. The cubic root of 1013859390 is about 1004.5986169725.

The spelling of 1013859390 in words is "one billion, thirteen million, eight hundred fifty-nine thousand, three hundred ninety".