12601361671 has 4 divisors (see below), whose sum is σ = 12602275200. Its totient is φ = 12600448144.

The previous prime is 12601361629. The next prime is 12601361681. The reversal of 12601361671 is 17616310621.

12601361671 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 12601361671 - 2⁹ = 12601361159 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 (12601361681) 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, 435751 + ... + 463768.

It is an arithmetic number, because the mean of its divisors is an integer number (3150568800).

Almost surely, 2^12601361671 is an apocalyptic number.

12601361671 is a deficient number, since it is larger than the sum of its proper divisors (913529).

12601361671 is an equidigital number, since it uses as much as digits as its factorization.

12601361671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913528.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 12601361671 in words is "twelve billion, six hundred one million, three hundred sixty-one thousand, six hundred seventy-one".