522423133 has 2 divisors, whose sum is σ = 522423134. Its totient is φ = 522423132.

The previous prime is 522423119. The next prime is 522423137. The reversal of 522423133 is 331324225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 485188729 + 37234404 = 22027^2 + 6102^2 .

It is a cyclic number.

It is not a de Polignac number, because 522423133 - 2⁵ = 522423101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 522423098 and 522423107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522423137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261211566 + 261211567.

It is an arithmetic number, because the mean of its divisors is an integer number (261211567).

Almost surely, 2^522423133 is an apocalyptic number.

It is an amenable number.

522423133 is a deficient number, since it is larger than the sum of its proper divisors (1).

522423133 is an equidigital number, since it uses as much as digits as its factorization.

522423133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 25.

The square root of 522423133 is about 22856.5774559535. The cubic root of 522423133 is about 805.3922874871.

Adding to 522423133 its reverse (331324225), we get a palindrome (853747358).

The spelling of 522423133 in words is "five hundred twenty-two million, four hundred twenty-three thousand, one hundred thirty-three".