5608175561 has 2 divisors, whose sum is σ = 5608175562. Its totient is φ = 5608175560.

The previous prime is 5608175539. The next prime is 5608175653. The reversal of 5608175561 is 1655718065.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3638502400 + 1969673161 = 60320^2 + 44381^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5608175561 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5608171561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2804087780 + 2804087781.

It is an arithmetic number, because the mean of its divisors is an integer number (2804087781).

Almost surely, 2^5608175561 is an apocalyptic number.

It is an amenable number.

5608175561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5608175561 is an equidigital number, since it uses as much as digits as its factorization.

5608175561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 44.

The square root of 5608175561 is about 74887.7530775226. The cubic root of 5608175561 is about 1776.6717634390.

The spelling of 5608175561 in words is "five billion, six hundred eight million, one hundred seventy-five thousand, five hundred sixty-one".