163120 has 20 divisors (see below), whose sum is σ = 379440. Its totient is φ = 65216.

The previous prime is 163117. The next prime is 163127. The reversal of 163120 is 21361.

163120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 163120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940 + ... + 1099.

It is an arithmetic number, because the mean of its divisors is an integer number (18972).

2¹⁶³¹²⁰ is an apocalyptic number.

163120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163120 is an abundant number, since it is smaller than the sum of its proper divisors (216320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163120 is a wasteful number, since it uses less digits than its factorization.

163120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052 (or 2046 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 163120 is about 403.8811706430. The cubic root of 163120 is about 54.6389574689.

Adding to 163120 its reverse (21361), we get a palindrome (184481).

It can be divided in two parts, 16 and 3120, that added together give a square (3136 = 56²).

The spelling of 163120 in words is "one hundred sixty-three thousand, one hundred twenty".