4112165 has 4 divisors (see below), whose sum is σ = 4934604. Its totient is φ = 3289728.

The previous prime is 4112161. The next prime is 4112191. The reversal of 4112165 is 5612114.

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 611524 + 3500641 = 782^2 + 1871^2 .

It is a cyclic number.

It is not a de Polignac number, because 4112165 - 2² = 4112161 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4112161) 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, 411212 + ... + 411221.

It is an arithmetic number, because the mean of its divisors is an integer number (1233651).

Almost surely, 2^4112165 is an apocalyptic number.

It is an amenable number.

4112165 is a deficient number, since it is larger than the sum of its proper divisors (822439).

4112165 is an equidigital number, since it uses as much as digits as its factorization.

4112165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822438.

The product of its digits is 240, while the sum is 20.

The square root of 4112165 is about 2027.8473808450. The cubic root of 4112165 is about 160.2102054852.

Adding to 4112165 its reverse (5612114), we get a palindrome (9724279).

The spelling of 4112165 in words is "four million, one hundred twelve thousand, one hundred sixty-five".