148205 has 4 divisors (see below), whose sum is σ = 177852. Its totient is φ = 118560.

The previous prime is 148201. The next prime is 148207. The reversal of 148205 is 502841.

148205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 103684 + 44521 = 322^2 + 211^2 .

It is not a de Polignac number, because 148205 - 2² = 148201 is a prime.

It is a Duffinian number.

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 148205.

It is not an unprimeable number, because it can be changed into a prime (148201) 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, 14816 + ... + 14825.

It is an arithmetic number, because the mean of its divisors is an integer number (44463).

2¹⁴⁸²⁰⁵ is an apocalyptic number.

It is an amenable number.

148205 is a deficient number, since it is larger than the sum of its proper divisors (29647).

148205 is an equidigital number, since it uses as much as digits as its factorization.

148205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29646.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 148205 is about 384.9740250978. The cubic root of 148205 is about 52.9201360350.

Adding to 148205 its sum of digits (20), we get a square (148225 = 385²).

It can be divided in two parts, 148 and 205, that added together give a palindrome (353).

The spelling of 148205 in words is "one hundred forty-eight thousand, two hundred five".