161076501317 has 2 divisors, whose sum is σ = 161076501318. Its totient is φ = 161076501316.

The previous prime is 161076501283. The next prime is 161076501319. The reversal of 161076501317 is 713105670161.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111458493316 + 49618008001 = 333854^2 + 222751^2 .

It is an emirp because it is prime and its reverse (713105670161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 161076501317 - 2¹⁰ = 161076500293 is a prime.

Together with 161076501319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161076501319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80538250658 + 80538250659.

It is an arithmetic number, because the mean of its divisors is an integer number (80538250659).

Almost surely, 2^161076501317 is an apocalyptic number.

It is an amenable number.

161076501317 is a deficient number, since it is larger than the sum of its proper divisors (1).

161076501317 is an equidigital number, since it uses as much as digits as its factorization.

161076501317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 38.

The spelling of 161076501317 in words is "one hundred sixty-one billion, seventy-six million, five hundred one thousand, three hundred seventeen".