104541973693 has 4 divisors (see below), whose sum is σ = 104760224640. Its totient is φ = 104323722748.

The previous prime is 104541973651. The next prime is 104541973729. The reversal of 104541973693 is 396379145401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 396379145401 = 23 ⋅17233875887.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104541973693 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 104541973693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104541971693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109124755 + ... + 109125712.

It is an arithmetic number, because the mean of its divisors is an integer number (26190056160).

Almost surely, 2^104541973693 is an apocalyptic number.

It is an amenable number.

104541973693 is a deficient number, since it is larger than the sum of its proper divisors (218250947).

104541973693 is an equidigital number, since it uses as much as digits as its factorization.

104541973693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218250946.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 104541973693 in words is "one hundred four billion, five hundred forty-one million, nine hundred seventy-three thousand, six hundred ninety-three".