104243342442503 has 16 divisors (see below), whose sum is σ = 113953151192832. Its totient is φ = 94572530136000.

The previous prime is 104243342442439. The next prime is 104243342442509. The reversal of 104243342442503 is 305244243342401.

It is a cyclic number.

It is not a de Polignac number, because 104243342442503 - 2⁶ = 104243342442439 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 (104243342442509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11456168 + ... + 18431778.

It is an arithmetic number, because the mean of its divisors is an integer number (7122071949552).

Almost surely, 2^{104243342442503} is an apocalyptic number.

104243342442503 is a deficient number, since it is larger than the sum of its proper divisors (9709808750329).

104243342442503 is a wasteful number, since it uses less digits than its factorization.

104243342442503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6978406.

The product of its (nonzero) digits is 1105920, while the sum is 41.

Adding to 104243342442503 its reverse (305244243342401), we get a palindrome (409487585784904).

The spelling of 104243342442503 in words is "one hundred four trillion, two hundred forty-three billion, three hundred forty-two million, four hundred forty-two thousand, five hundred three".