522540017 has 2 divisors, whose sum is σ = 522540018. Its totient is φ = 522540016.

The previous prime is 522540001. The next prime is 522540019. The reversal of 522540017 is 710045225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304711936 + 217828081 = 17456^2 + 14759^2 .

It is a cyclic number.

It is not a de Polignac number, because 522540017 - 2⁴ = 522540001 is a prime.

Together with 522540019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (522540019) 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, 261270008 + 261270009.

It is an arithmetic number, because the mean of its divisors is an integer number (261270009).

Almost surely, 2^522540017 is an apocalyptic number.

It is an amenable number.

522540017 is a deficient number, since it is larger than the sum of its proper divisors (1).

522540017 is an equidigital number, since it uses as much as digits as its factorization.

522540017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 522540017 is about 22859.1342137011. The cubic root of 522540017 is about 805.4523476481.

The spelling of 522540017 in words is "five hundred twenty-two million, five hundred forty thousand, seventeen".