11383856 has 40 divisors (see below), whose sum is σ = 24427008. Its totient is φ = 5096000.

The previous prime is 11383849. The next prime is 11383877. The reversal of 11383856 is 65838311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12041 + ... + 12951.

Almost surely, 2^11383856 is an apocalyptic number.

11383856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11383856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12213504).

11383856 is an abundant number, since it is smaller than the sum of its proper divisors (13043152).

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

11383856 is a wasteful number, since it uses less digits than its factorization.

11383856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001 (or 995 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The square root of 11383856 is about 3373.9970361576. The cubic root of 11383856 is about 224.9554216211.

It can be divided in two parts, 1138 and 3856, that added together give a palindrome (4994).

The spelling of 11383856 in words is "eleven million, three hundred eighty-three thousand, eight hundred fifty-six".