165315333 has 24 divisors (see below), whose sum is σ = 235408480. Its totient is φ = 102906720.

The previous prime is 165315317. The next prime is 165315347. The reversal of 165315333 is 333513561.

It is not a de Polignac number, because 165315333 - 2⁴ = 165315317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165315333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165315313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 392463 + ... + 392883.

Almost surely, 2^165315333 is an apocalyptic number.

It is an amenable number.

165315333 is a deficient number, since it is larger than the sum of its proper divisors (70093147).

165315333 is an equidigital number, since it uses as much as digits as its factorization.

165315333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 526 counting only the distinct ones).

The product of its digits is 12150, while the sum is 30.

The square root of 165315333 is about 12857.5010402488. The cubic root of 165315333 is about 548.8298350196.

Adding to 165315333 its reverse (333513561), we get a palindrome (498828894).

The spelling of 165315333 in words is "one hundred sixty-five million, three hundred fifteen thousand, three hundred thirty-three".