522103493 has 2 divisors, whose sum is σ = 522103494. Its totient is φ = 522103492.

The previous prime is 522103391. The next prime is 522103511. The reversal of 522103493 is 394301225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 512660164 + 9443329 = 22642^2 + 3073^2 .

It is a cyclic number.

It is not a de Polignac number, because 522103493 - 2⁸ = 522103237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522106493) 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, 261051746 + 261051747.

It is an arithmetic number, because the mean of its divisors is an integer number (261051747).

Almost surely, 2^522103493 is an apocalyptic number.

It is an amenable number.

522103493 is a deficient number, since it is larger than the sum of its proper divisors (1).

522103493 is an equidigital number, since it uses as much as digits as its factorization.

522103493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 522103493 is about 22849.5840881185. The cubic root of 522103493 is about 805.2279965796.

The spelling of 522103493 in words is "five hundred twenty-two million, one hundred three thousand, four hundred ninety-three".