525502063 has 2 divisors, whose sum is σ = 525502064. Its totient is φ = 525502062.

The previous prime is 525502037. The next prime is 525502067. The reversal of 525502063 is 360205525.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525502063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525502067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262751031 + 262751032.

It is an arithmetic number, because the mean of its divisors is an integer number (262751032).

Almost surely, 2^525502063 is an apocalyptic number.

525502063 is a deficient number, since it is larger than the sum of its proper divisors (1).

525502063 is an equidigital number, since it uses as much as digits as its factorization.

525502063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 525502063 is about 22923.8317695799. The cubic root of 525502063 is about 806.9713975348.

Adding to 525502063 its reverse (360205525), we get a palindrome (885707588).

The spelling of 525502063 in words is "five hundred twenty-five million, five hundred two thousand, sixty-three".