5161073165 has 4 divisors (see below), whose sum is σ = 6193287804. Its totient is φ = 4128858528.

The previous prime is 5161073119. The next prime is 5161073171. The reversal of 5161073165 is 5613701615.

5161073165 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 681314404 + 4479758761 = 26102^2 + 66931^2 .

It is a cyclic number.

It is not a de Polignac number, because 5161073165 - 2¹⁶ = 5161007629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 516107312 + ... + 516107321.

It is an arithmetic number, because the mean of its divisors is an integer number (1548321951).

Almost surely, 2^5161073165 is an apocalyptic number.

It is an amenable number.

5161073165 is a deficient number, since it is larger than the sum of its proper divisors (1032214639).

5161073165 is a wasteful number, since it uses less digits than its factorization.

5161073165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032214638.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 5161073165 is about 71840.6094420141. The cubic root of 5161073165 is about 1728.1443081009.

The spelling of 5161073165 in words is "five billion, one hundred sixty-one million, seventy-three thousand, one hundred sixty-five".