12567057047 has 4 divisors (see below), whose sum is σ = 12972446016. Its totient is φ = 12161668080.

The previous prime is 12567057043. The next prime is 12567057059. The reversal of 12567057047 is 74075076521.

12567057047 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 12567057047 - 2² = 12567057043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12567056989 and 12567057007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12567057043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202694438 + ... + 202694499.

It is an arithmetic number, because the mean of its divisors is an integer number (3243111504).

Almost surely, 2^12567057047 is an apocalyptic number.

12567057047 is a deficient number, since it is larger than the sum of its proper divisors (405388969).

12567057047 is an equidigital number, since it uses as much as digits as its factorization.

12567057047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405388968.

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 12567057047 in words is "twelve billion, five hundred sixty-seven million, fifty-seven thousand, forty-seven".