530232287521 has 2 divisors, whose sum is σ = 530232287522. Its totient is φ = 530232287520.

The previous prime is 530232287423. The next prime is 530232287567. The reversal of 530232287521 is 125782232035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 519644906496 + 10587381025 = 720864^2 + 102895^2 .

It is a cyclic number.

It is not a de Polignac number, because 530232287521 - 2⁹ = 530232287009 is a prime.

It is a super-2 number, since 2×530232287521² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (530232287591) 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, 265116143760 + 265116143761.

It is an arithmetic number, because the mean of its divisors is an integer number (265116143761).

Almost surely, 2^530232287521 is an apocalyptic number.

It is an amenable number.

530232287521 is a deficient number, since it is larger than the sum of its proper divisors (1).

530232287521 is an equidigital number, since it uses as much as digits as its factorization.

530232287521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 530232287521 in words is "five hundred thirty billion, two hundred thirty-two million, two hundred eighty-seven thousand, five hundred twenty-one".