12255651 has 8 divisors (see below), whose sum is σ = 18156560. Its totient is φ = 8170416.

The previous prime is 12255647. The next prime is 12255653. The reversal of 12255651 is 15655221.

12255651 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 5 + 651 = 666.

12255651 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 12255651 - 2² = 12255647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 453913 = 12255651 / (1 + 2 + 2 + 5 + 5 + 6 + 5 + 1).

It is a Duffinian 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 (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226930 + ... + 226983.

It is an arithmetic number, because the mean of its divisors is an integer number (2269570).

Almost surely, 2^12255651 is an apocalyptic number.

12255651 is a deficient number, since it is larger than the sum of its proper divisors (5900909).

12255651 is an equidigital number, since it uses as much as digits as its factorization.

12255651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453922 (or 453916 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 12255651 is about 3500.8071926343. The cubic root of 12255651 is about 230.5572561952.

The spelling of 12255651 in words is "twelve million, two hundred fifty-five thousand, six hundred fifty-one".