563661107 has 2 divisors, whose sum is σ = 563661108. Its totient is φ = 563661106.

The previous prime is 563661097. The next prime is 563661113. The reversal of 563661107 is 701166365.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563661107 - 2¹² = 563657011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563660107) 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, 281830553 + 281830554.

It is an arithmetic number, because the mean of its divisors is an integer number (281830554).

Almost surely, 2^563661107 is an apocalyptic number.

563661107 is a deficient number, since it is larger than the sum of its proper divisors (1).

563661107 is an equidigital number, since it uses as much as digits as its factorization.

563661107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 563661107 is about 23741.5481171721. The cubic root of 563661107 is about 826.0494056908.

The spelling of 563661107 in words is "five hundred sixty-three million, six hundred sixty-one thousand, one hundred seven".