4161165 has 8 divisors (see below), whose sum is σ = 6657888. Its totient is φ = 2219280.

The previous prime is 4161163. The next prime is 4161173. The reversal of 4161165 is 5611614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4161165 - 2¹ = 4161163 is a prime.

4161165 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4161163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138691 + ... + 138720.

It is an arithmetic number, because the mean of its divisors is an integer number (832236).

Almost surely, 2^4161165 is an apocalyptic number.

It is an amenable number.

4161165 is a deficient number, since it is larger than the sum of its proper divisors (2496723).

4161165 is a wasteful number, since it uses less digits than its factorization.

4161165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277419.

The product of its digits is 720, while the sum is 24.

The square root of 4161165 is about 2039.8933795667. The cubic root of 4161165 is about 160.8440422292.

Adding to 4161165 its reverse (5611614), we get a palindrome (9772779).

The spelling of 4161165 in words is "four million, one hundred sixty-one thousand, one hundred sixty-five".