1013859 has 54 divisors (see below), whose sum is σ = 1971060. Its totient is φ = 498960.

The previous prime is 1013851. The next prime is 1013879. The reversal of 1013859 is 9583101.

It is not a de Polignac number, because 1013859 - 2³ = 1013851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013851) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 53352 + ... + 53370.

2^1013859 is an apocalyptic number.

1013859 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1013859 is a deficient number, since it is larger than the sum of its proper divisors (957201).

1013859 is a wasteful number, since it uses less digits than its factorization.

1013859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1013859 is about 1006.9056559579. The cubic root of 1013859 is about 100.4598488160.

The spelling of 1013859 in words is "one million, thirteen thousand, eight hundred fifty-nine".