522053513 has 2 divisors, whose sum is σ = 522053514. Its totient is φ = 522053512.

The previous prime is 522053507. The next prime is 522053537. The reversal of 522053513 is 315350225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293197129 + 228856384 = 17123^2 + 15128^2 .

It is a cyclic number.

It is not a de Polignac number, because 522053513 - 2¹⁴ = 522037129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (522053593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261026756 + 261026757.

It is an arithmetic number, because the mean of its divisors is an integer number (261026757).

Almost surely, 2^522053513 is an apocalyptic number.

It is an amenable number.

522053513 is a deficient number, since it is larger than the sum of its proper divisors (1).

522053513 is an equidigital number, since it uses as much as digits as its factorization.

522053513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 522053513 is about 22848.4903877696. The cubic root of 522053513 is about 805.2023014317.

The spelling of 522053513 in words is "five hundred twenty-two million, fifty-three thousand, five hundred thirteen".