530040523 has 2 divisors, whose sum is σ = 530040524. Its totient is φ = 530040522.

The previous prime is 530040521. The next prime is 530040527. The reversal of 530040523 is 325040035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530040523 - 2¹ = 530040521 is a prime.

It is a super-2 number, since 2×530040523² = 561885912044227058, which contains 22 as substring.

Together with 530040521, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 530040494 and 530040503.

It is not a weakly prime, because it can be changed into another prime (530040521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265020261 + 265020262.

It is an arithmetic number, because the mean of its divisors is an integer number (265020262).

Almost surely, 2^530040523 is an apocalyptic number.

530040523 is a deficient number, since it is larger than the sum of its proper divisors (1).

530040523 is an equidigital number, since it uses as much as digits as its factorization.

530040523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 530040523 is about 23022.6089529402. The cubic root of 530040523 is about 809.2878580481.

Adding to 530040523 its reverse (325040035), we get a palindrome (855080558).

The spelling of 530040523 in words is "five hundred thirty million, forty thousand, five hundred twenty-three".