52015235317 has 2 divisors, whose sum is σ = 52015235318. Its totient is φ = 52015235316.

The previous prime is 52015235281. The next prime is 52015235329. The reversal of 52015235317 is 71353251025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51853665796 + 161569521 = 227714^2 + 12711^2 .

It is a cyclic number.

It is not a de Polignac number, because 52015235317 - 2²⁷ = 51881017589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52015235117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26007617658 + 26007617659.

It is an arithmetic number, because the mean of its divisors is an integer number (26007617659).

Almost surely, 2^52015235317 is an apocalyptic number.

It is an amenable number.

52015235317 is a deficient number, since it is larger than the sum of its proper divisors (1).

52015235317 is an equidigital number, since it uses as much as digits as its factorization.

52015235317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31500, while the sum is 34.

The spelling of 52015235317 in words is "fifty-two billion, fifteen million, two hundred thirty-five thousand, three hundred seventeen".