8809137089161 has 2 divisors, whose sum is σ = 8809137089162. Its totient is φ = 8809137089160.

The previous prime is 8809137089119. The next prime is 8809137089167. The reversal of 8809137089161 is 1619807319088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6949186649161 + 1859950440000 = 2636131^2 + 1363800^2 .

It is a cyclic number.

It is not a de Polignac number, because 8809137089161 - 2⁹ = 8809137088649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8809137089161.

It is not a weakly prime, because it can be changed into another prime (8809137089167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4404568544580 + 4404568544581.

It is an arithmetic number, because the mean of its divisors is an integer number (4404568544581).

Almost surely, 2^{8809137089161} is an apocalyptic number.

It is an amenable number.

8809137089161 is a deficient number, since it is larger than the sum of its proper divisors (1).

8809137089161 is an equidigital number, since it uses as much as digits as its factorization.

8809137089161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 61.

The spelling of 8809137089161 in words is "eight trillion, eight hundred nine billion, one hundred thirty-seven million, eighty-nine thousand, one hundred sixty-one".