104355565 has 4 divisors (see below), whose sum is σ = 125226684. Its totient is φ = 83484448.

The previous prime is 104355553. The next prime is 104355593. The reversal of 104355565 is 565553401.

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 82246761 + 22108804 = 9069^2 + 4702^2 .

It is a cyclic number.

It is not a de Polignac number, because 104355565 - 2¹¹ = 104353517 is a prime.

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 104355565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10435552 + ... + 10435561.

It is an arithmetic number, because the mean of its divisors is an integer number (31306671).

Almost surely, 2^104355565 is an apocalyptic number.

It is an amenable number.

104355565 is a deficient number, since it is larger than the sum of its proper divisors (20871119).

104355565 is an equidigital number, since it uses as much as digits as its factorization.

104355565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20871118.

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 104355565 is about 10215.4571605974. The cubic root of 104355565 is about 470.8022589110.

The spelling of 104355565 in words is "one hundred four million, three hundred fifty-five thousand, five hundred sixty-five".