165343369 has 2 divisors, whose sum is σ = 165343370. Its totient is φ = 165343368.

The previous prime is 165343361. The next prime is 165343393. The reversal of 165343369 is 963343561.

165343369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112635769 + 52707600 = 10613^2 + 7260^2 .

It is a cyclic number.

It is not a de Polignac number, because 165343369 - 2³ = 165343361 is a prime.

It is a super-2 number, since 2×165343369² = 54676859344540322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (165343361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82671684 + 82671685.

It is an arithmetic number, because the mean of its divisors is an integer number (82671685).

Almost surely, 2^165343369 is an apocalyptic number.

It is an amenable number.

165343369 is a deficient number, since it is larger than the sum of its proper divisors (1).

165343369 is an equidigital number, since it uses as much as digits as its factorization.

165343369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 40.

The square root of 165343369 is about 12858.5912525440. The cubic root of 165343369 is about 548.8608588075.

The spelling of 165343369 in words is "one hundred sixty-five million, three hundred forty-three thousand, three hundred sixty-nine".