165135032 has 16 divisors (see below), whose sum is σ = 323090640. Its totient is φ = 78977536.

The previous prime is 165135029. The next prime is 165135037. The reversal of 165135032 is 230531561.

165135032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 165134992 and 165135010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165135037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448553 + ... + 448920.

It is an arithmetic number, because the mean of its divisors is an integer number (20193165).

Almost surely, 2^165135032 is an apocalyptic number.

It is an amenable number.

165135032 is a deficient number, since it is larger than the sum of its proper divisors (157955608).

165135032 is a wasteful number, since it uses less digits than its factorization.

165135032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897502 (or 897498 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 165135032 is about 12850.4876172074. The cubic root of 165135032 is about 548.6302355370.

Adding to 165135032 its reverse (230531561), we get a palindrome (395666593).

The spelling of 165135032 in words is "one hundred sixty-five million, one hundred thirty-five thousand, thirty-two".