7853327161 has 9 divisors (see below), whose sum is σ = 8211753039. Its totient is φ = 7509928536.

The previous prime is 7853327147. The next prime is 7853327177. The reversal of 7853327161 is 1617233587.

The square root of 7853327161 is 88619.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7780122025 + 73205136 = 88205^2 + 8556^2 .

It is not a de Polignac number, because 7853327161 - 2⁵ = 7853327129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7853322161) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2036311 + ... + 2040163.

Almost surely, 2^7853327161 is an apocalyptic number.

7853327161 is the 88619-th square number.

7853327161 is the 44310-th centered octagonal number.

It is an amenable number.

7853327161 is a deficient number, since it is larger than the sum of its proper divisors (358425878).

7853327161 is an frugal number, since it uses more digits than its factorization.

7853327161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752 (or 3876 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The cubic root of 7853327161 is about 1987.7017955041.

The spelling of 7853327161 in words is "seven billion, eight hundred fifty-three million, three hundred twenty-seven thousand, one hundred sixty-one".