530988943 has 2 divisors, whose sum is σ = 530988944. Its totient is φ = 530988942.

The previous prime is 530988937. The next prime is 530988947. The reversal of 530988943 is 349889035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 530988943 - 2⁵ = 530988911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530988947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265494471 + 265494472.

It is an arithmetic number, because the mean of its divisors is an integer number (265494472).

Almost surely, 2^530988943 is an apocalyptic number.

530988943 is a deficient number, since it is larger than the sum of its proper divisors (1).

530988943 is an equidigital number, since it uses as much as digits as its factorization.

530988943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 530988943 is about 23043.1973258921. The cubic root of 530988943 is about 809.7702660989.

The spelling of 530988943 in words is "five hundred thirty million, nine hundred eighty-eight thousand, nine hundred forty-three".