11317863 has 32 divisors (see below), whose sum is σ = 16934400. Its totient is φ = 6690816.

The previous prime is 11317853. The next prime is 11317877. The reversal of 11317863 is 36871311.

It is not a de Polignac number, because 11317863 - 2⁶ = 11317799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11317863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11317853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116631 + ... + 116727.

It is an arithmetic number, because the mean of its divisors is an integer number (529200).

Almost surely, 2^11317863 is an apocalyptic number.

11317863 is a deficient number, since it is larger than the sum of its proper divisors (5616537).

11317863 is a wasteful number, since it uses less digits than its factorization.

11317863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231.

The product of its digits is 3024, while the sum is 30.

The square root of 11317863 is about 3364.2031746017. The cubic root of 11317863 is about 224.5198848794.

The spelling of 11317863 in words is "eleven million, three hundred seventeen thousand, eight hundred sixty-three".