165027535 has 4 divisors (see below), whose sum is σ = 198033048. Its totient is φ = 132022024.

The previous prime is 165027529. The next prime is 165027547. The reversal of 165027535 is 535720561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 535720561 = 19 ⋅28195819.

It is a cyclic number.

It is not a de Polignac number, because 165027535 - 2¹³ = 165019343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 165027535.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16502749 + ... + 16502758.

It is an arithmetic number, because the mean of its divisors is an integer number (49508262).

Almost surely, 2^165027535 is an apocalyptic number.

165027535 is a deficient number, since it is larger than the sum of its proper divisors (33005513).

165027535 is an equidigital number, since it uses as much as digits as its factorization.

165027535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33005512.

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 165027535 is about 12846.3043323751. The cubic root of 165027535 is about 548.5111634752.

The spelling of 165027535 in words is "one hundred sixty-five million, twenty-seven thousand, five hundred thirty-five".