12265567 has 4 divisors (see below), whose sum is σ = 12274416. Its totient is φ = 12256720.

The previous prime is 12265523. The next prime is 12265573. The reversal of 12265567 is 76556221.

12265567 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12265567 - 2⁷ = 12265439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12265597) 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, 1843 + ... + 5284.

It is an arithmetic number, because the mean of its divisors is an integer number (3068604).

Almost surely, 2^12265567 is an apocalyptic number.

12265567 is a deficient number, since it is larger than the sum of its proper divisors (8849).

12265567 is an equidigital number, since it uses as much as digits as its factorization.

12265567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848.

The product of its digits is 25200, while the sum is 34.

The square root of 12265567 is about 3502.2231510856. The cubic root of 12265567 is about 230.6194204284.

The spelling of 12265567 in words is "twelve million, two hundred sixty-five thousand, five hundred sixty-seven".