165040315 has 8 divisors (see below), whose sum is σ = 216052848. Its totient is φ = 120029280.

The previous prime is 165040307. The next prime is 165040339. The reversal of 165040315 is 513040561.

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

It is not a de Polignac number, because 165040315 - 2³ = 165040307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165040315.

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, 1500312 + ... + 1500421.

It is an arithmetic number, because the mean of its divisors is an integer number (27006606).

Almost surely, 2^165040315 is an apocalyptic number.

165040315 is a deficient number, since it is larger than the sum of its proper divisors (51012533).

165040315 is a wasteful number, since it uses less digits than its factorization.

165040315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000749.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 165040315 is about 12846.8017420679. The cubic root of 165040315 is about 548.5253223078.

Adding to 165040315 its reverse (513040561), we get a palindrome (678080876).

The spelling of 165040315 in words is "one hundred sixty-five million, forty thousand, three hundred fifteen".