165135326 has 16 divisors (see below), whose sum is σ = 256375680. Its totient is φ = 79691040.

The previous prime is 165135319. The next prime is 165135343. The reversal of 165135326 is 623531561.

165135326 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 = 165135292 and 165135301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21260 + ... + 27968.

It is an arithmetic number, because the mean of its divisors is an integer number (16023480).

Almost surely, 2^165135326 is an apocalyptic number.

165135326 is a deficient number, since it is larger than the sum of its proper divisors (91240354).

165135326 is a wasteful number, since it uses less digits than its factorization.

165135326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7139.

The product of its digits is 16200, while the sum is 32.

The square root of 165135326 is about 12850.4990564569. The cubic root of 165135326 is about 548.6305611234.

Adding to 165135326 its reverse (623531561), we get a palindrome (788666887).

The spelling of 165135326 in words is "one hundred sixty-five million, one hundred thirty-five thousand, three hundred twenty-six".