104205545503 has 4 divisors (see below), whose sum is σ = 104222974248. Its totient is φ = 104188116760.

The previous prime is 104205545501. The next prime is 104205545513. The reversal of 104205545503 is 305545502401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104205545503 - 2¹ = 104205545501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104205545501) 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, 8705401 + ... + 8717362.

It is an arithmetic number, because the mean of its divisors is an integer number (26055743562).

Almost surely, 2^104205545503 is an apocalyptic number.

104205545503 is a deficient number, since it is larger than the sum of its proper divisors (17428745).

104205545503 is an equidigital number, since it uses as much as digits as its factorization.

104205545503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17428744.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 104205545503 in words is "one hundred four billion, two hundred five million, five hundred forty-five thousand, five hundred three".