104345 has 8 divisors (see below), whose sum is σ = 128520. Its totient is φ = 81280.

The previous prime is 104327. The next prime is 104347. The reversal of 104345 is 543401.

It can be written as a sum of positive squares in 4 ways, for example, as 4489 + 99856 = 67^2 + 316^2 .

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

It is not a de Polignac number, because 104345 - 2⁶ = 104281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104347) 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, 50 + ... + 459.

It is an arithmetic number, because the mean of its divisors is an integer number (16065).

2¹⁰⁴³⁴⁵ is an apocalyptic number.

It is an amenable number.

104345 is a deficient number, since it is larger than the sum of its proper divisors (24175).

104345 is an equidigital number, since it uses as much as digits as its factorization.

104345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 104345 is about 323.0247668523. The cubic root of 104345 is about 47.0786370304.

Adding to 104345 its reverse (543401), we get a palindrome (647746).

The spelling of 104345 in words is "one hundred four thousand, three hundred forty-five".