522747853 has 2 divisors, whose sum is σ = 522747854. Its totient is φ = 522747852.

The previous prime is 522747839. The next prime is 522747859. The reversal of 522747853 is 358747225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 404090404 + 118657449 = 20102^2 + 10893^2 .

It is a cyclic number.

It is not a de Polignac number, because 522747853 - 2¹³ = 522739661 is a prime.

It is a super-2 number, since 2×522747853² = 546530635632219218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522747859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261373926 + 261373927.

It is an arithmetic number, because the mean of its divisors is an integer number (261373927).

Almost surely, 2^522747853 is an apocalyptic number.

It is an amenable number.

522747853 is a deficient number, since it is larger than the sum of its proper divisors (1).

522747853 is an equidigital number, since it uses as much as digits as its factorization.

522747853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 470400, while the sum is 43.

The square root of 522747853 is about 22863.6797781984. The cubic root of 522747853 is about 805.5591208453.

The spelling of 522747853 in words is "five hundred twenty-two million, seven hundred forty-seven thousand, eight hundred fifty-three".