530445239 has 2 divisors, whose sum is σ = 530445240. Its totient is φ = 530445238.

The previous prime is 530445221. The next prime is 530445259. The reversal of 530445239 is 932544035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530445239 - 2²⁰ = 529396663 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 530445199 and 530445208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530445259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265222619 + 265222620.

It is an arithmetic number, because the mean of its divisors is an integer number (265222620).

Almost surely, 2^530445239 is an apocalyptic number.

530445239 is a deficient number, since it is larger than the sum of its proper divisors (1).

530445239 is an equidigital number, since it uses as much as digits as its factorization.

530445239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 530445239 is about 23031.3968095728. The cubic root of 530445239 is about 809.4937847039.

The spelling of 530445239 in words is "five hundred thirty million, four hundred forty-five thousand, two hundred thirty-nine".