165339 has 6 divisors (see below), whose sum is σ = 238836. Its totient is φ = 110220.

The previous prime is 165331. The next prime is 165343. The reversal of 165339 is 933561.

165339 is a `hidden beast` number, since 1 + 653 + 3 + 9 = 666.

It is not a de Polignac number, because 165339 - 2³ = 165331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9177 + ... + 9194.

It is an arithmetic number, because the mean of its divisors is an integer number (39806).

2¹⁶⁵³³⁹ is an apocalyptic number.

165339 is a deficient number, since it is larger than the sum of its proper divisors (73497).

165339 is a wasteful number, since it uses less digits than its factorization.

165339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18377 (or 18374 counting only the distinct ones).

The product of its digits is 2430, while the sum is 27.

The square root of 165339 is about 406.6189862759. The cubic root of 165339 is about 54.8856024435.

The spelling of 165339 in words is "one hundred sixty-five thousand, three hundred thirty-nine".