120165 has 8 divisors (see below), whose sum is σ = 192288. Its totient is φ = 64080.

The previous prime is 120163. The next prime is 120167. The reversal of 120165 is 561021.

120165 = T₁₅₀ + T₁₅₁ + ... + T₁₅₉.

120165 is nontrivially palindromic in base 14.

It is an interprime number because it is at equal distance from previous prime (120163) and next prime (120167).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120165 - 2¹ = 120163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 8011 = 120165 / (1 + 2 + 0 + 1 + 6 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3991 + ... + 4020.

It is an arithmetic number, because the mean of its divisors is an integer number (24036).

2¹²⁰¹⁶⁵ is an apocalyptic number.

120165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120165 is a deficient number, since it is larger than the sum of its proper divisors (72123).

120165 is an equidigital number, since it uses as much as digits as its factorization.

120165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8019.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 120165 is about 346.6482366896. The cubic root of 120165 is about 49.3468380770.

Adding to 120165 its reverse (561021), we get a palindrome (681186).

It can be divided in two parts, 12016 and 5, that added together give a palindrome (12021).

The spelling of 120165 in words is "one hundred twenty thousand, one hundred sixty-five".