316045555109 has 2 divisors, whose sum is σ = 316045555110. Its totient is φ = 316045555108.

The previous prime is 316045555073. The next prime is 316045555123. The reversal of 316045555109 is 901555540613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223676973025 + 92368582084 = 472945^2 + 303922^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316045555109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 316045555109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316045555409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158022777554 + 158022777555.

It is an arithmetic number, because the mean of its divisors is an integer number (158022777555).

Almost surely, 2^316045555109 is an apocalyptic number.

It is an amenable number.

316045555109 is a deficient number, since it is larger than the sum of its proper divisors (1).

316045555109 is an equidigital number, since it uses as much as digits as its factorization.

316045555109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405000, while the sum is 44.

The spelling of 316045555109 in words is "three hundred sixteen billion, forty-five million, five hundred fifty-five thousand, one hundred nine".