2141165 has 8 divisors (see below), whose sum is σ = 2767128. Its totient is φ = 1581120.

The previous prime is 2141159. The next prime is 2141189. The reversal of 2141165 is 5611412.

It can be written as a sum of positive squares in 4 ways, for example, as 256036 + 1885129 = 506^2 + 1373^2 .

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

It is not a de Polignac number, because 2141165 - 2⁴ = 2141149 is a prime.

It is a Curzon 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, 16406 + ... + 16535.

It is an arithmetic number, because the mean of its divisors is an integer number (345891).

2^2141165 is an apocalyptic number.

It is an amenable number.

2141165 is a deficient number, since it is larger than the sum of its proper divisors (625963).

2141165 is a wasteful number, since it uses less digits than its factorization.

2141165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32959.

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

The square root of 2141165 is about 1463.2720184573. The cubic root of 2141165 is about 128.8892545515.

Adding to 2141165 its reverse (5611412), we get a palindrome (7752577).

The spelling of 2141165 in words is "two million, one hundred forty-one thousand, one hundred sixty-five".