523376085317 has 2 divisors, whose sum is σ = 523376085318. Its totient is φ = 523376085316.

The previous prime is 523376085247. The next prime is 523376085319. The reversal of 523376085317 is 713580673325.

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., 446563408516 + 76812676801 = 668254^2 + 277151^2 .

It is a cyclic number.

It is not a de Polignac number, because 523376085317 - 2²⁶ = 523308976453 is a prime.

Together with 523376085319, 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 (523376085319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261688042658 + 261688042659.

It is an arithmetic number, because the mean of its divisors is an integer number (261688042659).

Almost surely, 2^523376085317 is an apocalyptic number.

It is an amenable number.

523376085317 is a deficient number, since it is larger than the sum of its proper divisors (1).

523376085317 is an equidigital number, since it uses as much as digits as its factorization.

523376085317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The spelling of 523376085317 in words is "five hundred twenty-three billion, three hundred seventy-six million, eighty-five thousand, three hundred seventeen".