12323861 has 16 divisors (see below), whose sum is σ = 14489280. Its totient is φ = 10356480.

The previous prime is 12323851. The next prime is 12323863. The reversal of 12323861 is 16832321.

12323861 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12323861 - 2⁶ = 12323797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12323861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323863) 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, 10475 + ... + 11591.

It is an arithmetic number, because the mean of its divisors is an integer number (905580).

Almost surely, 2^12323861 is an apocalyptic number.

12323861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12323861 is a deficient number, since it is larger than the sum of its proper divisors (2165419).

12323861 is a wasteful number, since it uses less digits than its factorization.

12323861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204.

The product of its digits is 1728, while the sum is 26.

The square root of 12323861 is about 3510.5357141040. The cubic root of 12323861 is about 230.9841946171.

The spelling of 12323861 in words is "twelve million, three hundred twenty-three thousand, eight hundred sixty-one".