306823307110813 has 2 divisors, whose sum is σ = 306823307110814. Its totient is φ = 306823307110812.

The previous prime is 306823307110811. The next prime is 306823307110849. The reversal of 306823307110813 is 318011703328603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 164777837442724 + 142045469668089 = 12836582^2 + 11918283^2 .

It is a cyclic number.

It is not a de Polignac number, because 306823307110813 - 2¹ = 306823307110811 is a prime.

Together with 306823307110811, 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 (306823307110811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153411653555406 + 153411653555407.

It is an arithmetic number, because the mean of its divisors is an integer number (153411653555407).

Almost surely, 2^{306823307110813} is an apocalyptic number.

It is an amenable number.

306823307110813 is a deficient number, since it is larger than the sum of its proper divisors (1).

306823307110813 is an equidigital number, since it uses as much as digits as its factorization.

306823307110813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 306823307110813 in words is "three hundred six trillion, eight hundred twenty-three billion, three hundred seven million, one hundred ten thousand, eight hundred thirteen".