12256863 has 4 divisors (see below), whose sum is σ = 16342488. Its totient is φ = 8171240.

The previous prime is 12256831. The next prime is 12256883. The reversal of 12256863 is 36865221.

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 12256863 - 2⁵ = 12256831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12256883) 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, 2042808 + ... + 2042813.

It is an arithmetic number, because the mean of its divisors is an integer number (4085622).

Almost surely, 2^12256863 is an apocalyptic number.

12256863 is a deficient number, since it is larger than the sum of its proper divisors (4085625).

12256863 is an equidigital number, since it uses as much as digits as its factorization.

12256863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4085624.

The product of its digits is 17280, while the sum is 33.

The square root of 12256863 is about 3500.9802912899. The cubic root of 12256863 is about 230.5648561228.

The spelling of 12256863 in words is "twelve million, two hundred fifty-six thousand, eight hundred sixty-three".