316106431357 has 2 divisors, whose sum is σ = 316106431358. Its totient is φ = 316106431356.

The previous prime is 316106431349. The next prime is 316106431369. The reversal of 316106431357 is 753134601613.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312985421401 + 3121009956 = 559451^2 + 55866^2 .

It is a cyclic number.

It is not a de Polignac number, because 316106431357 - 2³ = 316106431349 is a prime.

It is a super-2 number, since 2×316106431357² (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 (316106431657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158053215678 + 158053215679.

It is an arithmetic number, because the mean of its divisors is an integer number (158053215679).

Almost surely, 2^316106431357 is an apocalyptic number.

It is an amenable number.

316106431357 is a deficient number, since it is larger than the sum of its proper divisors (1).

316106431357 is an equidigital number, since it uses as much as digits as its factorization.

316106431357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 316106431357 in words is "three hundred sixteen billion, one hundred six million, four hundred thirty-one thousand, three hundred fifty-seven".