104353544563 has 4 divisors (see below), whose sum is σ = 107719787968. Its totient is φ = 100987301160.

The previous prime is 104353544557. The next prime is 104353544579. The reversal of 104353544563 is 365445353401.

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 104353544563 - 2²¹ = 104351447411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104353544063) 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, 1683121656 + ... + 1683121717.

It is an arithmetic number, because the mean of its divisors is an integer number (26929946992).

Almost surely, 2^104353544563 is an apocalyptic number.

104353544563 is a deficient number, since it is larger than the sum of its proper divisors (3366243405).

104353544563 is an equidigital number, since it uses as much as digits as its factorization.

104353544563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366243404.

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 104353544563 its reverse (365445353401), we get a palindrome (469798897964).

The spelling of 104353544563 in words is "one hundred four billion, three hundred fifty-three million, five hundred forty-four thousand, five hundred sixty-three".