165170162 has 4 divisors (see below), whose sum is σ = 247755246. Its totient is φ = 82585080.

The previous prime is 165170141. The next prime is 165170177. The reversal of 165170162 is 261071561.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 105247081 + 59923081 = 10259^2 + 7741^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41292539 + ... + 41292542.

Almost surely, 2^165170162 is an apocalyptic number.

165170162 is a deficient number, since it is larger than the sum of its proper divisors (82585084).

165170162 is an equidigital number, since it uses as much as digits as its factorization.

165170162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82585083.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 165170162 is about 12851.8544187211. The cubic root of 165170162 is about 548.6691370618.

The spelling of 165170162 in words is "one hundred sixty-five million, one hundred seventy thousand, one hundred sixty-two".