530665241 has 2 divisors, whose sum is σ = 530665242. Its totient is φ = 530665240.

The previous prime is 530665237. The next prime is 530665271. The reversal of 530665241 is 142566035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401160841 + 129504400 = 20029^2 + 11380^2 .

It is a cyclic number.

It is not a de Polignac number, because 530665241 - 2² = 530665237 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 530665198 and 530665207.

It is not a weakly prime, because it can be changed into another prime (530665271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265332620 + 265332621.

It is an arithmetic number, because the mean of its divisors is an integer number (265332621).

Almost surely, 2^530665241 is an apocalyptic number.

It is an amenable number.

530665241 is a deficient number, since it is larger than the sum of its proper divisors (1).

530665241 is an equidigital number, since it uses as much as digits as its factorization.

530665241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 530665241 is about 23036.1724468281. The cubic root of 530665241 is about 809.6056816685.

The spelling of 530665241 in words is "five hundred thirty million, six hundred sixty-five thousand, two hundred forty-one".