530530291 has 2 divisors, whose sum is σ = 530530292. Its totient is φ = 530530290.

The previous prime is 530530229. The next prime is 530530303. The reversal of 530530291 is 192035035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530530291 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (530530211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265265145 + 265265146.

It is an arithmetic number, because the mean of its divisors is an integer number (265265146).

Almost surely, 2^530530291 is an apocalyptic number.

530530291 is a deficient number, since it is larger than the sum of its proper divisors (1).

530530291 is an equidigital number, since it uses as much as digits as its factorization.

530530291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 530530291 is about 23033.2431715553. The cubic root of 530530291 is about 809.5370473450.

The spelling of 530530291 in words is "five hundred thirty million, five hundred thirty thousand, two hundred ninety-one".