530206543 has 2 divisors, whose sum is σ = 530206544. Its totient is φ = 530206542.

The previous prime is 530206529. The next prime is 530206561. The reversal of 530206543 is 345602035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530206543 - 2¹³ = 530198351 is a prime.

It is a super-2 number, since 2×530206543² = 562237956480021698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530206513) 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, 265103271 + 265103272.

It is an arithmetic number, because the mean of its divisors is an integer number (265103272).

Almost surely, 2^530206543 is an apocalyptic number.

530206543 is a deficient number, since it is larger than the sum of its proper divisors (1).

530206543 is an equidigital number, since it uses as much as digits as its factorization.

530206543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 530206543 is about 23026.2142567987. The cubic root of 530206543 is about 809.3723446353.

Adding to 530206543 its reverse (345602035), we get a palindrome (875808578).

The spelling of 530206543 in words is "five hundred thirty million, two hundred six thousand, five hundred forty-three".