12305255 has 8 divisors (see below), whose sum is σ = 15543600. Its totient is φ = 9326016.

The previous prime is 12305243. The next prime is 12305261. The reversal of 12305255 is 55250321.

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

It is a cyclic number.

It is not a de Polignac number, because 12305255 - 2⁴ = 12305239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12305255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64670 + ... + 64859.

It is an arithmetic number, because the mean of its divisors is an integer number (1942950).

Almost surely, 2^12305255 is an apocalyptic number.

12305255 is a deficient number, since it is larger than the sum of its proper divisors (3238345).

12305255 is a wasteful number, since it uses less digits than its factorization.

12305255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129553.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 12305255 is about 3507.8846902371. The cubic root of 12305255 is about 230.8678929548.

Adding to 12305255 its reverse (55250321), we get a palindrome (67555576).

The spelling of 12305255 in words is "twelve million, three hundred five thousand, two hundred fifty-five".