565005015013 has 2 divisors, whose sum is σ = 565005015014. Its totient is φ = 565005015012.

The previous prime is 565005015011. The next prime is 565005015017. The reversal of 565005015013 is 310510500565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432670581729 + 132334433284 = 657777^2 + 363778^2 .

It is a cyclic number.

It is not a de Polignac number, because 565005015013 - 2¹ = 565005015011 is a prime.

Together with 565005015011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (565005015011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282502507506 + 282502507507.

It is an arithmetic number, because the mean of its divisors is an integer number (282502507507).

Almost surely, 2^565005015013 is an apocalyptic number.

It is an amenable number.

565005015013 is a deficient number, since it is larger than the sum of its proper divisors (1).

565005015013 is an equidigital number, since it uses as much as digits as its factorization.

565005015013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250, while the sum is 31.

Adding to 565005015013 its reverse (310510500565), we get a palindrome (875515515578).

The spelling of 565005015013 in words is "five hundred sixty-five billion, five million, fifteen thousand, thirteen".