146165 has 16 divisors (see below), whose sum is σ = 193536. Its totient is φ = 105600.

The previous prime is 146161. The next prime is 146173. The reversal of 146165 is 561641.

It is not a de Polignac number, because 146165 - 2² = 146161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146165.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146165.

It is not an unprimeable number, because it can be changed into a prime (146161) by changing a digit.

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, 3545 + ... + 3585.

It is an arithmetic number, because the mean of its divisors is an integer number (12096).

2¹⁴⁶¹⁶⁵ is an apocalyptic number.

It is an amenable number.

146165 is a deficient number, since it is larger than the sum of its proper divisors (47371).

146165 is a wasteful number, since it uses less digits than its factorization.

146165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100.

The product of its digits is 720, while the sum is 23.

The square root of 146165 is about 382.3153148907. The cubic root of 146165 is about 52.6762031192.

It can be divided in two parts, 146 and 165, that multiplied together give a triangular number (24090 = T₂₁₉).

The spelling of 146165 in words is "one hundred forty-six thousand, one hundred sixty-five".