316023231197 has 2 divisors, whose sum is σ = 316023231198. Its totient is φ = 316023231196.

The previous prime is 316023231187. The next prime is 316023231221. The reversal of 316023231197 is 791132320613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228650374276 + 87372856921 = 478174^2 + 295589^2 .

It is an emirp because it is prime and its reverse (791132320613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316023231197 - 2²⁰ = 316022182621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 316023231197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316023231137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158011615598 + 158011615599.

It is an arithmetic number, because the mean of its divisors is an integer number (158011615599).

Almost surely, 2^316023231197 is an apocalyptic number.

It is an amenable number.

316023231197 is a deficient number, since it is larger than the sum of its proper divisors (1).

316023231197 is an equidigital number, since it uses as much as digits as its factorization.

316023231197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 316023231197 in words is "three hundred sixteen billion, twenty-three million, two hundred thirty-one thousand, one hundred ninety-seven".