563267869 has 2 divisors, whose sum is σ = 563267870. Its totient is φ = 563267868.

The previous prime is 563267857. The next prime is 563267891. The reversal of 563267869 is 968762365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 560505625 + 2762244 = 23675^2 + 1662^2 .

It is a cyclic number.

It is not a de Polignac number, because 563267869 - 2⁷ = 563267741 is a prime.

It is a super-2 number, since 2×563267869² = 634541384495602322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563267269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281633934 + 281633935.

It is an arithmetic number, because the mean of its divisors is an integer number (281633935).

Almost surely, 2^563267869 is an apocalyptic number.

It is an amenable number.

563267869 is a deficient number, since it is larger than the sum of its proper divisors (1).

563267869 is an equidigital number, since it uses as much as digits as its factorization.

563267869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 52.

The square root of 563267869 is about 23733.2650303324. The cubic root of 563267869 is about 825.8572632956.

The spelling of 563267869 in words is "five hundred sixty-three million, two hundred sixty-seven thousand, eight hundred sixty-nine".