165338883 has 6 divisors (see below), whose sum is σ = 238822844. Its totient is φ = 110225916.

The previous prime is 165338857. The next prime is 165338891. The reversal of 165338883 is 388833561.

It is not a de Polignac number, because 165338883 - 2¹⁴ = 165322499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165338843) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9185485 + ... + 9185502.

Almost surely, 2^165338883 is an apocalyptic number.

165338883 is a deficient number, since it is larger than the sum of its proper divisors (73483961).

165338883 is a wasteful number, since it uses less digits than its factorization.

165338883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18370993 (or 18370990 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 165338883 is about 12858.4168154559. The cubic root of 165338883 is about 548.8558949716.

It can be divided in two parts, 1653388 and 83, that added together give a triangular number (1653471 = T₁₈₁₈).

The spelling of 165338883 in words is "one hundred sixty-five million, three hundred thirty-eight thousand, eight hundred eighty-three".