5165310161 has 4 divisors (see below), whose sum is σ = 5634883824. Its totient is φ = 4695736500.

The previous prime is 5165310121. The next prime is 5165310181. The reversal of 5165310161 is 1610135615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5165310161 - 2¹⁰ = 5165309137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5165310121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234786815 + ... + 234786836.

It is an arithmetic number, because the mean of its divisors is an integer number (1408720956).

Almost surely, 2^5165310161 is an apocalyptic number.

It is an amenable number.

5165310161 is a deficient number, since it is larger than the sum of its proper divisors (469573663).

5165310161 is a wasteful number, since it uses less digits than its factorization.

5165310161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469573662.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 5165310161 is about 71870.0922567934. The cubic root of 5165310161 is about 1728.6170868874.

Adding to 5165310161 its reverse (1610135615), we get a palindrome (6775445776).

The spelling of 5165310161 in words is "five billion, one hundred sixty-five million, three hundred ten thousand, one hundred sixty-one".