316106431349 has 2 divisors, whose sum is σ = 316106431350. Its totient is φ = 316106431348.

The previous prime is 316106431259. The next prime is 316106431357. The reversal of 316106431349 is 943134601613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262546586449 + 53559844900 = 512393^2 + 231430^2 .

It is a cyclic number.

It is not a de Polignac number, because 316106431349 - 2²⁰ = 316105382773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316106431369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158053215674 + 158053215675.

It is an arithmetic number, because the mean of its divisors is an integer number (158053215675).

Almost surely, 2^316106431349 is an apocalyptic number.

It is an amenable number.

316106431349 is a deficient number, since it is larger than the sum of its proper divisors (1).

316106431349 is an equidigital number, since it uses as much as digits as its factorization.

316106431349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 316106431349 in words is "three hundred sixteen billion, one hundred six million, four hundred thirty-one thousand, three hundred forty-nine".