3165161 has 4 divisors (see below), whose sum is σ = 3168912. Its totient is φ = 3161412.

The previous prime is 3165143. The next prime is 3165163. The reversal of 3165161 is 1615613.

It is a happy number.

3165161 is digitally balanced in base 2, 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3165161 - 2¹⁰ = 3164137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3165163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50 + ... + 2516.

It is an arithmetic number, because the mean of its divisors is an integer number (792228).

Almost surely, 2^3165161 is an apocalyptic number.

It is an amenable number.

3165161 is a deficient number, since it is larger than the sum of its proper divisors (3751).

3165161 is a wasteful number, since it uses less digits than its factorization.

3165161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3750.

The product of its digits is 540, while the sum is 23.

The square root of 3165161 is about 1779.0899358942. The cubic root of 3165161 is about 146.8245241370.

The spelling of 3165161 in words is "three million, one hundred sixty-five thousand, one hundred sixty-one".