316137450157 has 2 divisors, whose sum is σ = 316137450158. Its totient is φ = 316137450156.

The previous prime is 316137450127. The next prime is 316137450179. The reversal of 316137450157 is 751054731613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 296974862116 + 19162588041 = 544954^2 + 138429^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316137450157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316137450127) 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, 158068725078 + 158068725079.

It is an arithmetic number, because the mean of its divisors is an integer number (158068725079).

Almost surely, 2^316137450157 is an apocalyptic number.

It is an amenable number.

316137450157 is a deficient number, since it is larger than the sum of its proper divisors (1).

316137450157 is an equidigital number, since it uses as much as digits as its factorization.

316137450157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 316137450157 in words is "three hundred sixteen billion, one hundred thirty-seven million, four hundred fifty thousand, one hundred fifty-seven".