134785 has 8 divisors (see below), whose sum is σ = 184896. Its totient is φ = 92400.

The previous prime is 134777. The next prime is 134789. The reversal of 134785 is 587431.

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

It is not a de Polignac number, because 134785 - 2³ = 134777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134789) 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, 1891 + ... + 1960.

It is an arithmetic number, because the mean of its divisors is an integer number (23112).

2¹³⁴⁷⁸⁵ is an apocalyptic number.

It is an amenable number.

134785 is a deficient number, since it is larger than the sum of its proper divisors (50111).

134785 is an equidigital number, since it uses as much as digits as its factorization.

134785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863.

The product of its digits is 3360, while the sum is 28.

The square root of 134785 is about 367.1307668938. The cubic root of 134785 is about 51.2720309802.

It can be divided in two parts, 134 and 785, that added together give a palindrome (919).

The spelling of 134785 in words is "one hundred thirty-four thousand, seven hundred eighty-five".