162146165 has 4 divisors (see below), whose sum is σ = 194575404. Its totient is φ = 129716928.

The previous prime is 162146143. The next prime is 162146189. The reversal of 162146165 is 561641261.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86229796 + 75916369 = 9286^2 + 8713^2 .

It is a cyclic number.

It is not a de Polignac number, because 162146165 - 2⁸ = 162145909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16214612 + ... + 16214621.

It is an arithmetic number, because the mean of its divisors is an integer number (48643851).

Almost surely, 2^162146165 is an apocalyptic number.

It is an amenable number.

162146165 is a deficient number, since it is larger than the sum of its proper divisors (32429239).

162146165 is an equidigital number, since it uses as much as digits as its factorization.

162146165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32429238.

The product of its digits is 8640, while the sum is 32.

The square root of 162146165 is about 12733.6626702611. The cubic root of 162146165 is about 545.3000788325.

The spelling of 162146165 in words is "one hundred sixty-two million, one hundred forty-six thousand, one hundred sixty-five".