524522561 has 2 divisors, whose sum is σ = 524522562. Its totient is φ = 524522560.

The previous prime is 524522513. The next prime is 524522597. The reversal of 524522561 is 165225425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 386319025 + 138203536 = 19655^2 + 11756^2 .

It is a cyclic number.

It is not a de Polignac number, because 524522561 - 2¹⁰ = 524521537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (524522501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262261280 + 262261281.

It is an arithmetic number, because the mean of its divisors is an integer number (262261281).

Almost surely, 2^524522561 is an apocalyptic number.

It is an amenable number.

524522561 is a deficient number, since it is larger than the sum of its proper divisors (1).

524522561 is an equidigital number, since it uses as much as digits as its factorization.

524522561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24000, while the sum is 32.

The square root of 524522561 is about 22902.4575318895. The cubic root of 524522561 is about 806.4697047941.

Adding to 524522561 its reverse (165225425), we get a palindrome (689747986).

The spelling of 524522561 in words is "five hundred twenty-four million, five hundred twenty-two thousand, five hundred sixty-one".