522135023 has 2 divisors, whose sum is σ = 522135024. Its totient is φ = 522135022.

The previous prime is 522135011. The next prime is 522135043. The reversal of 522135023 is 320531225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 522135023 - 2⁴ = 522135007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 522135023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522135043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261067511 + 261067512.

It is an arithmetic number, because the mean of its divisors is an integer number (261067512).

Almost surely, 2^522135023 is an apocalyptic number.

522135023 is a deficient number, since it is larger than the sum of its proper divisors (1).

522135023 is an equidigital number, since it uses as much as digits as its factorization.

522135023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 522135023 is about 22850.2740246151. The cubic root of 522135023 is about 805.2442055803.

Adding to 522135023 its reverse (320531225), we get a palindrome (842666248).

The spelling of 522135023 in words is "five hundred twenty-two million, one hundred thirty-five thousand, twenty-three".