530313243 has 4 divisors (see below), whose sum is σ = 707084328. Its totient is φ = 353542160.

The previous prime is 530313233. The next prime is 530313257. The reversal of 530313243 is 342313035.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 530313243 - 2⁵ = 530313211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (530313233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88385538 + ... + 88385543.

It is an arithmetic number, because the mean of its divisors is an integer number (176771082).

Almost surely, 2^530313243 is an apocalyptic number.

530313243 is a deficient number, since it is larger than the sum of its proper divisors (176771085).

530313243 is a wasteful number, since it uses less digits than its factorization.

530313243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176771084.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 530313243 is about 23028.5310647466. The cubic root of 530313243 is about 809.4266343191.

Adding to 530313243 its reverse (342313035), we get a palindrome (872626278).

The spelling of 530313243 in words is "five hundred thirty million, three hundred thirteen thousand, two hundred forty-three".