523243338229 has 2 divisors, whose sum is σ = 523243338230. Its totient is φ = 523243338228.

The previous prime is 523243338227. The next prime is 523243338259. The reversal of 523243338229 is 922833342325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522442731204 + 800607025 = 722802^2 + 28295^2 .

It is a cyclic number.

It is not a de Polignac number, because 523243338229 - 2¹ = 523243338227 is a prime.

Together with 523243338227, 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 (523243338227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261621669114 + 261621669115.

It is an arithmetic number, because the mean of its divisors is an integer number (261621669115).

Almost surely, 2^523243338229 is an apocalyptic number.

It is an amenable number.

523243338229 is a deficient number, since it is larger than the sum of its proper divisors (1).

523243338229 is an equidigital number, since it uses as much as digits as its factorization.

523243338229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 46.

The spelling of 523243338229 in words is "five hundred twenty-three billion, two hundred forty-three million, three hundred thirty-eight thousand, two hundred twenty-nine".