530412191 has 2 divisors, whose sum is σ = 530412192. Its totient is φ = 530412190.

The previous prime is 530412173. The next prime is 530412283. The reversal of 530412191 is 191214035.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530412191 is a prime.

It is a super-2 number, since 2×530412191² = 562674184722840962, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 530412191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530412101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265206095 + 265206096.

It is an arithmetic number, because the mean of its divisors is an integer number (265206096).

Almost surely, 2^530412191 is an apocalyptic number.

530412191 is a deficient number, since it is larger than the sum of its proper divisors (1).

530412191 is an equidigital number, since it uses as much as digits as its factorization.

530412191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 530412191 is about 23030.6793429981. The cubic root of 530412191 is about 809.4769732254.

The spelling of 530412191 in words is "five hundred thirty million, four hundred twelve thousand, one hundred ninety-one".