12255663 has 8 divisors (see below), whose sum is σ = 18675328. Its totient is φ = 7003224.

The previous prime is 12255653. The next prime is 12255713. The reversal of 12255663 is 36655221.

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

It is not a de Polignac number, because 12255663 - 2⁴ = 12255647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12255663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12255653) 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, 291781 + ... + 291822.

It is an arithmetic number, because the mean of its divisors is an integer number (2334416).

Almost surely, 2^12255663 is an apocalyptic number.

12255663 is a deficient number, since it is larger than the sum of its proper divisors (6419665).

12255663 is an equidigital number, since it uses as much as digits as its factorization.

12255663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583613.

The product of its digits is 10800, while the sum is 30.

The square root of 12255663 is about 3500.8089065243. The cubic root of 12255663 is about 230.5573314444.

The spelling of 12255663 in words is "twelve million, two hundred fifty-five thousand, six hundred sixty-three".