12866023 has 8 divisors (see below), whose sum is σ = 13360256. Its totient is φ = 12376800.

The previous prime is 12866011. The next prime is 12866041. The reversal of 12866023 is 32066821.

12866023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12866023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12865982 and 12866000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12866083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4465 + ... + 6757.

It is an arithmetic number, because the mean of its divisors is an integer number (1670032).

Almost surely, 2^12866023 is an apocalyptic number.

12866023 is a deficient number, since it is larger than the sum of its proper divisors (494233).

12866023 is a wasteful number, since it uses less digits than its factorization.

12866023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505.

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

The square root of 12866023 is about 3586.9238910242. The cubic root of 12866023 is about 234.3229220707.

The spelling of 12866023 in words is "twelve million, eight hundred sixty-six thousand, twenty-three".