530540501 has 2 divisors, whose sum is σ = 530540502. Its totient is φ = 530540500.

The previous prime is 530540431. The next prime is 530540581. The reversal of 530540501 is 105045035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 502925476 + 27615025 = 22426^2 + 5255^2 .

It is a cyclic number.

It is not a de Polignac number, because 530540501 - 2²⁶ = 463431637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530540581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265270250 + 265270251.

It is an arithmetic number, because the mean of its divisors is an integer number (265270251).

Almost surely, 2^530540501 is an apocalyptic number.

It is an amenable number.

530540501 is a deficient number, since it is larger than the sum of its proper divisors (1).

530540501 is an equidigital number, since it uses as much as digits as its factorization.

530540501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 530540501 is about 23033.4648066677. The cubic root of 530540501 is about 809.5422404636.

Adding to 530540501 its reverse (105045035), we get a palindrome (635585536).

The spelling of 530540501 in words is "five hundred thirty million, five hundred forty thousand, five hundred one".