530441993 has 2 divisors, whose sum is σ = 530441994. Its totient is φ = 530441992.

The previous prime is 530441971. The next prime is 530442013. The reversal of 530441993 is 399144035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 510398464 + 20043529 = 22592^2 + 4477^2 .

It is a cyclic number.

It is not a de Polignac number, because 530441993 - 2¹⁸ = 530179849 is a prime.

It is not a weakly prime, because it can be changed into another prime (530443993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265220996 + 265220997.

It is an arithmetic number, because the mean of its divisors is an integer number (265220997).

Almost surely, 2^530441993 is an apocalyptic number.

It is an amenable number.

530441993 is a deficient number, since it is larger than the sum of its proper divisors (1).

530441993 is an equidigital number, since it uses as much as digits as its factorization.

530441993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 530441993 is about 23031.3263404434. The cubic root of 530441993 is about 809.4921334985.

The spelling of 530441993 in words is "five hundred thirty million, four hundred forty-one thousand, nine hundred ninety-three".