4123165 has 8 divisors (see below), whose sum is σ = 5068728. Its totient is φ = 3217920.

The previous prime is 4123153. The next prime is 4123181. The reversal of 4123165 is 5613214.

It can be written as a sum of positive squares in 4 ways, for example, as 210681 + 3912484 = 459^2 + 1978^2 .

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

It is not a de Polignac number, because 4123165 - 2⁷ = 4123037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9852 + ... + 10261.

It is an arithmetic number, because the mean of its divisors is an integer number (633591).

Almost surely, 2^4123165 is an apocalyptic number.

It is an amenable number.

4123165 is a deficient number, since it is larger than the sum of its proper divisors (945563).

4123165 is a wasteful number, since it uses less digits than its factorization.

4123165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20159.

The product of its digits is 720, while the sum is 22.

The square root of 4123165 is about 2030.5578051363. The cubic root of 4123165 is about 160.3529318595.

Adding to 4123165 its reverse (5613214), we get a palindrome (9736379).

The spelling of 4123165 in words is "four million, one hundred twenty-three thousand, one hundred sixty-five".