165347 has 16 divisors (see below), whose sum is σ = 215040. Its totient is φ = 123552.

The previous prime is 165343. The next prime is 165349. The reversal of 165347 is 743561.

165347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 165347 - 2² = 165343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054 + ... + 2132.

It is an arithmetic number, because the mean of its divisors is an integer number (13440).

2¹⁶⁵³⁴⁷ is an apocalyptic number.

165347 is a deficient number, since it is larger than the sum of its proper divisors (49693).

165347 is a wasteful number, since it uses less digits than its factorization.

165347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122.

The product of its digits is 2520, while the sum is 26.

The square root of 165347 is about 406.6288233758. The cubic root of 165347 is about 54.8864876506.

It can be divided in two parts, 165 and 347, that added together give a 9-th power (512 = 2⁹).

The spelling of 165347 in words is "one hundred sixty-five thousand, three hundred forty-seven".