52530311 has 2 divisors, whose sum is σ = 52530312. Its totient is φ = 52530310.

The previous prime is 52530263. The next prime is 52530329. The reversal of 52530311 is 11303525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52530311 - 2¹⁰ = 52529287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52530371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26265155 + 26265156.

It is an arithmetic number, because the mean of its divisors is an integer number (26265156).

Almost surely, 2^52530311 is an apocalyptic number.

52530311 is a deficient number, since it is larger than the sum of its proper divisors (1).

52530311 is an equidigital number, since it uses as much as digits as its factorization.

52530311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 52530311 is about 7247.7797289929. The cubic root of 52530311 is about 374.5156674687.

Adding to 52530311 its reverse (11303525), we get a palindrome (63833836).

The spelling of 52530311 in words is "fifty-two million, five hundred thirty thousand, three hundred eleven".