525546563 has 2 divisors, whose sum is σ = 525546564. Its totient is φ = 525546562.

The previous prime is 525546547. The next prime is 525546577. The reversal of 525546563 is 365645525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 525546563 - 2⁴ = 525546547 is a prime.

It is a super-2 number, since 2×525546563² = 552398379762225938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 525546563.

It is not a weakly prime, because it can be changed into another prime (525546523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262773281 + 262773282.

It is an arithmetic number, because the mean of its divisors is an integer number (262773282).

Almost surely, 2^525546563 is an apocalyptic number.

525546563 is a deficient number, since it is larger than the sum of its proper divisors (1).

525546563 is an equidigital number, since it uses as much as digits as its factorization.

525546563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540000, while the sum is 41.

The square root of 525546563 is about 22924.8023546551. The cubic root of 525546563 is about 806.9941752529.

The spelling of 525546563 in words is "five hundred twenty-five million, five hundred forty-six thousand, five hundred sixty-three".