10863513 has 12 divisors (see below), whose sum is σ = 15845440. Its totient is φ = 7171416.

The previous prime is 10863511. The next prime is 10863553. The reversal of 10863513 is 31536801.

10863513 is a `hidden beast` number, since 10 + 8 + 635 + 13 = 666.

10863513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10863513 - 2¹ = 10863511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10863511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4933 + ... + 6786.

Almost surely, 2^10863513 is an apocalyptic number.

It is an amenable number.

10863513 is a deficient number, since it is larger than the sum of its proper divisors (4981927).

10863513 is a wasteful number, since it uses less digits than its factorization.

10863513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11828 (or 11825 counting only the distinct ones).

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

The square root of 10863513 is about 3295.9843749630. The cubic root of 10863513 is about 221.4743467922.

The spelling of 10863513 in words is "ten million, eight hundred sixty-three thousand, five hundred thirteen".