3115863 has 6 divisors (see below), whose sum is σ = 4500704. Its totient is φ = 2077236.

The previous prime is 3115831. The next prime is 3115873. The reversal of 3115863 is 3685113.

It is not a de Polignac number, because 3115863 - 2⁵ = 3115831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3115813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173095 + ... + 173112.

Almost surely, 2^3115863 is an apocalyptic number.

3115863 is a deficient number, since it is larger than the sum of its proper divisors (1384841).

3115863 is a wasteful number, since it uses less digits than its factorization.

3115863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346213 (or 346210 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 3115863 is about 1765.1807272911. The cubic root of 3115863 is about 146.0582584789.

The spelling of 3115863 in words is "three million, one hundred fifteen thousand, eight hundred sixty-three".