12971676601 has 4 divisors (see below), whose sum is σ = 13969497892. Its totient is φ = 11973855312.

The previous prime is 12971676587. The next prime is 12971676667. The reversal of 12971676601 is 10667617921.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2946861225 + 10024815376 = 54285^2 + 100124^2 .

It is a cyclic number.

It is not a de Polignac number, because 12971676601 - 2⁵ = 12971676569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12971676401) 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, 498910626 + ... + 498910651.

It is an arithmetic number, because the mean of its divisors is an integer number (3492374473).

Almost surely, 2^12971676601 is an apocalyptic number.

It is an amenable number.

12971676601 is a deficient number, since it is larger than the sum of its proper divisors (997821291).

12971676601 is an equidigital number, since it uses as much as digits as its factorization.

12971676601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997821290.

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 12971676601 in words is "twelve billion, nine hundred seventy-one million, six hundred seventy-six thousand, six hundred one".