525260663 has 2 divisors, whose sum is σ = 525260664. Its totient is φ = 525260662.

The previous prime is 525260653. The next prime is 525260693. The reversal of 525260663 is 366062525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525260663 - 2⁴ = 525260647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525260653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262630331 + 262630332.

It is an arithmetic number, because the mean of its divisors is an integer number (262630332).

Almost surely, 2^525260663 is an apocalyptic number.

525260663 is a deficient number, since it is larger than the sum of its proper divisors (1).

525260663 is an equidigital number, since it uses as much as digits as its factorization.

525260663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 525260663 is about 22918.5659019058. The cubic root of 525260663 is about 806.8478123987.

The spelling of 525260663 in words is "five hundred twenty-five million, two hundred sixty thousand, six hundred sixty-three".