5670670561 has 2 divisors, whose sum is σ = 5670670562. Its totient is φ = 5670670560.

The previous prime is 5670670559. The next prime is 5670670573. The reversal of 5670670561 is 1650760765.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5527030336 + 143640225 = 74344^2 + 11985^2 .

It is a cyclic number.

It is not a de Polignac number, because 5670670561 - 2¹ = 5670670559 is a prime.

It is a super-2 number, since 2×5670670561² = 64313009222784109442, which contains 22 as substring.

Together with 5670670559, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5670670661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2835335280 + 2835335281.

It is an arithmetic number, because the mean of its divisors is an integer number (2835335281).

Almost surely, 2^5670670561 is an apocalyptic number.

It is an amenable number.

5670670561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5670670561 is an equidigital number, since it uses as much as digits as its factorization.

5670670561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 5670670561 is about 75303.8548880467. The cubic root of 5670670561 is about 1783.2468786884.

The spelling of 5670670561 in words is "five billion, six hundred seventy million, six hundred seventy thousand, five hundred sixty-one".