561730011259 has 2 divisors, whose sum is σ = 561730011260. Its totient is φ = 561730011258.

The previous prime is 561730011257. The next prime is 561730011299. The reversal of 561730011259 is 952110037165.

561730011259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (561730011299) can be obtained adding 561730011259 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 561730011259 - 2¹ = 561730011257 is a prime.

Together with 561730011257, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (561730011251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280865005629 + 280865005630.

It is an arithmetic number, because the mean of its divisors is an integer number (280865005630).

Almost surely, 2^561730011259 is an apocalyptic number.

561730011259 is a deficient number, since it is larger than the sum of its proper divisors (1).

561730011259 is an equidigital number, since it uses as much as digits as its factorization.

561730011259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 40.

The spelling of 561730011259 in words is "five hundred sixty-one billion, seven hundred thirty million, eleven thousand, two hundred fifty-nine".