5563608997 has 2 divisors, whose sum is σ = 5563608998. Its totient is φ = 5563608996.

The previous prime is 5563608959. The next prime is 5563609027. The reversal of 5563608997 is 7998063655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4949263201 + 614345796 = 70351^2 + 24786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5563608997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5563608917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2781804498 + 2781804499.

It is an arithmetic number, because the mean of its divisors is an integer number (2781804499).

Almost surely, 2^5563608997 is an apocalyptic number.

It is an amenable number.

5563608997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5563608997 is an equidigital number, since it uses as much as digits as its factorization.

5563608997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12247200, while the sum is 58.

The square root of 5563608997 is about 74589.6038131320. The cubic root of 5563608997 is about 1771.9530079624.

The spelling of 5563608997 in words is "five billion, five hundred sixty-three million, six hundred eight thousand, nine hundred ninety-seven".