530243268091 has 2 divisors, whose sum is σ = 530243268092. Its totient is φ = 530243268090.

The previous prime is 530243268089. The next prime is 530243268127. The reversal of 530243268091 is 190862342035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530243268091 - 2¹ = 530243268089 is a prime.

Together with 530243268089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (530243268011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265121634045 + 265121634046.

It is an arithmetic number, because the mean of its divisors is an integer number (265121634046).

Almost surely, 2^530243268091 is an apocalyptic number.

530243268091 is a deficient number, since it is larger than the sum of its proper divisors (1).

530243268091 is an equidigital number, since it uses as much as digits as its factorization.

530243268091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 530243268091 in words is "five hundred thirty billion, two hundred forty-three million, two hundred sixty-eight thousand, ninety-one".