522043853 has 2 divisors, whose sum is σ = 522043854. Its totient is φ = 522043852.

The previous prime is 522043817. The next prime is 522043883. The reversal of 522043853 is 358340225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268533769 + 253510084 = 16387^2 + 15922^2 .

It is a cyclic number.

It is not a de Polignac number, because 522043853 - 2⁸ = 522043597 is a prime.

It is equal to p_27454334 and since 522043853 and 27454334 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522043883) 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, 261021926 + 261021927.

It is an arithmetic number, because the mean of its divisors is an integer number (261021927).

Almost surely, 2^522043853 is an apocalyptic number.

It is an amenable number.

522043853 is a deficient number, since it is larger than the sum of its proper divisors (1).

522043853 is an equidigital number, since it uses as much as digits as its factorization.

522043853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 522043853 is about 22848.2789942700. The cubic root of 522043853 is about 805.1973349534.

The spelling of 522043853 in words is "five hundred twenty-two million, forty-three thousand, eight hundred fifty-three".