5564661071 has 2 divisors, whose sum is σ = 5564661072. Its totient is φ = 5564661070.

The previous prime is 5564661049. The next prime is 5564661073. The reversal of 5564661071 is 1701664655.

5564661071 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5564661071 is a prime.

Together with 5564661073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5564661073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782330535 + 2782330536.

It is an arithmetic number, because the mean of its divisors is an integer number (2782330536).

Almost surely, 2^5564661071 is an apocalyptic number.

5564661071 is a deficient number, since it is larger than the sum of its proper divisors (1).

5564661071 is an equidigital number, since it uses as much as digits as its factorization.

5564661071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 5564661071 is about 74596.6558968966. The cubic root of 5564661071 is about 1772.0646925538.

The spelling of 5564661071 in words is "five billion, five hundred sixty-four million, six hundred sixty-one thousand, seventy-one".