11783823 has 4 divisors (see below), whose sum is σ = 15711768. Its totient is φ = 7855880.

The previous prime is 11783809. The next prime is 11783833. The reversal of 11783823 is 32838711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11783823 - 2⁵ = 11783791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11783833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1963968 + ... + 1963973.

It is an arithmetic number, because the mean of its divisors is an integer number (3927942).

Almost surely, 2^11783823 is an apocalyptic number.

11783823 is a deficient number, since it is larger than the sum of its proper divisors (3927945).

11783823 is an equidigital number, since it uses as much as digits as its factorization.

11783823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3927944.

The product of its digits is 8064, while the sum is 33.

The square root of 11783823 is about 3432.7573465073. The cubic root of 11783823 is about 227.5597267004.

The spelling of 11783823 in words is "eleven million, seven hundred eighty-three thousand, eight hundred twenty-three".