165357316 has 6 divisors (see below), whose sum is σ = 289375310. Its totient is φ = 82678656.

The previous prime is 165357289. The next prime is 165357347. The reversal of 165357316 is 613753561.

It can be written as a sum of positive squares in only one way, i.e., 127780416 + 37576900 = 11304^2 + 6130^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20669661 + ... + 20669668.

Almost surely, 2^165357316 is an apocalyptic number.

It is an amenable number.

165357316 is a deficient number, since it is larger than the sum of its proper divisors (124017994).

165357316 is a wasteful number, since it uses less digits than its factorization.

165357316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41339333 (or 41339331 counting only the distinct ones).

The product of its digits is 56700, while the sum is 37.

The square root of 165357316 is about 12859.1335633471. The cubic root of 165357316 is about 548.8762908288.

The spelling of 165357316 in words is "one hundred sixty-five million, three hundred fifty-seven thousand, three hundred sixteen".