11863423 has 16 divisors (see below), whose sum is σ = 14547456. Its totient is φ = 9519840.

The previous prime is 11863417. The next prime is 11863427. The reversal of 11863423 is 32436811.

11863423 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11863423 - 2⁹ = 11862911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11863391 and 11863400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11863427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1486 + ... + 5092.

It is an arithmetic number, because the mean of its divisors is an integer number (909216).

Almost surely, 2^11863423 is an apocalyptic number.

11863423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11863423 is a deficient number, since it is larger than the sum of its proper divisors (2684033).

11863423 is a wasteful number, since it uses less digits than its factorization.

11863423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3654.

The product of its digits is 3456, while the sum is 28.

The square root of 11863423 is about 3444.3320107098. The cubic root of 11863423 is about 228.0709676999.

The spelling of 11863423 in words is "eleven million, eight hundred sixty-three thousand, four hundred twenty-three".