971213121312179 has 4 divisors (see below), whose sum is σ = 971245626215760. Its totient is φ = 971180616408600.

The previous prime is 971213121312167. The next prime is 971213121312193.

971213121312179 is nontrivially palindromic in base 10.

971213121312179 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 971213121312179 - 2²⁴ = 971213104534963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (971213121314179) 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, 16252406972 + ... + 16252466729.

It is an arithmetic number, because the mean of its divisors is an integer number (242811406553940).

Almost surely, 2^{971213121312179} is an apocalyptic number.

971213121312179 is a deficient number, since it is larger than the sum of its proper divisors (32504903581).

971213121312179 is a wasteful number, since it uses less digits than its factorization.

971213121312179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32504903580.

The product of its digits is 285768, while the sum is 50.

The spelling of 971213121312179 in words is "nine hundred seventy-one trillion, two hundred thirteen billion, one hundred twenty-one million, three hundred twelve thousand, one hundred seventy-nine".