316354763381 has 2 divisors, whose sum is σ = 316354763382. Its totient is φ = 316354763380.

The previous prime is 316354763369. The next prime is 316354763477. The reversal of 316354763381 is 183367453613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237713778481 + 78640984900 = 487559^2 + 280430^2 .

It is an emirp because it is prime and its reverse (183367453613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 316354763381 - 2³⁸ = 41476856437 is a prime.

It is a super-2 number, since 2×316354763381² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316354763341) 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, 158177381690 + 158177381691.

It is an arithmetic number, because the mean of its divisors is an integer number (158177381691).

Almost surely, 2^316354763381 is an apocalyptic number.

It is an amenable number.

316354763381 is a deficient number, since it is larger than the sum of its proper divisors (1).

316354763381 is an equidigital number, since it uses as much as digits as its factorization.

316354763381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 50.

The spelling of 316354763381 in words is "three hundred sixteen billion, three hundred fifty-four million, seven hundred sixty-three thousand, three hundred eighty-one".