531200520163 has 2 divisors, whose sum is σ = 531200520164. Its totient is φ = 531200520162.

The previous prime is 531200520131. The next prime is 531200520187. The reversal of 531200520163 is 361025002135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531200520163 - 2⁵ = 531200520131 is a prime.

It is not a weakly prime, because it can be changed into another prime (531200520113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265600260081 + 265600260082.

It is an arithmetic number, because the mean of its divisors is an integer number (265600260082).

Almost surely, 2^531200520163 is an apocalyptic number.

531200520163 is a deficient number, since it is larger than the sum of its proper divisors (1).

531200520163 is an equidigital number, since it uses as much as digits as its factorization.

531200520163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 531200520163 its reverse (361025002135), we get a palindrome (892225522298).

The spelling of 531200520163 in words is "five hundred thirty-one billion, two hundred million, five hundred twenty thousand, one hundred sixty-three".