162545 has 16 divisors (see below), whose sum is σ = 216000. Its totient is φ = 116928.

The previous prime is 162529. The next prime is 162553. The reversal of 162545 is 545261.

It is not a de Polignac number, because 162545 - 2⁴ = 162529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 162545.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 162545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2726 + ... + 2784.

It is an arithmetic number, because the mean of its divisors is an integer number (13500).

2¹⁶²⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

162545 is a deficient number, since it is larger than the sum of its proper divisors (53455).

162545 is a wasteful number, since it uses less digits than its factorization.

162545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112.

The product of its digits is 1200, while the sum is 23.

The square root of 162545 is about 403.1686991819. The cubic root of 162545 is about 54.5746808861.

It can be divided in two parts, 162 and 545, that added together give a palindrome (707).

The spelling of 162545 in words is "one hundred sixty-two thousand, five hundred forty-five".