11863923 has 8 divisors (see below), whose sum is σ = 16651200. Its totient is φ = 7492968.

The previous prime is 11863921. The next prime is 11863933. The reversal of 11863923 is 32936811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11863923 - 2¹ = 11863921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11863921) 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 7 ways as a sum of consecutive naturals, for example, 104013 + ... + 104126.

It is an arithmetic number, because the mean of its divisors is an integer number (2081400).

Almost surely, 2^11863923 is an apocalyptic number.

11863923 is a deficient number, since it is larger than the sum of its proper divisors (4787277).

11863923 is a wasteful number, since it uses less digits than its factorization.

11863923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208161.

The product of its digits is 7776, while the sum is 33.

The square root of 11863923 is about 3444.4045929594. The cubic root of 11863923 is about 228.0741717746.

The spelling of 11863923 in words is "eleven million, eight hundred sixty-three thousand, nine hundred twenty-three".