5616000161 has 2 divisors, whose sum is σ = 5616000162. Its totient is φ = 5616000160.

The previous prime is 5616000149. The next prime is 5616000209. The reversal of 5616000161 is 1610006165.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5599678561 + 16321600 = 74831^2 + 4040^2 .

It is a cyclic number.

It is not a de Polignac number, because 5616000161 - 2⁶ = 5616000097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5616000161.

It is not a weakly prime, because it can be changed into another prime (5616000361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2808000080 + 2808000081.

It is an arithmetic number, because the mean of its divisors is an integer number (2808000081).

Almost surely, 2^5616000161 is an apocalyptic number.

It is an amenable number.

5616000161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5616000161 is an equidigital number, since it uses as much as digits as its factorization.

5616000161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 5616000161 is about 74939.9770549738. The cubic root of 5616000161 is about 1777.4976580302.

The spelling of 5616000161 in words is "five billion, six hundred sixteen million, one hundred sixty-one", and thus it is an aban number.