104666443 has 4 divisors (see below), whose sum is σ = 119618800. Its totient is φ = 89714088.

The previous prime is 104666417. The next prime is 104666449. The reversal of 104666443 is 344666401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344666401 = 31 ⋅11118271.

It is a cyclic number.

It is not a de Polignac number, because 104666443 - 2⁹ = 104665931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104666399 and 104666408.

It is not an unprimeable number, because it can be changed into a prime (104666449) 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, 7476168 + ... + 7476181.

It is an arithmetic number, because the mean of its divisors is an integer number (29904700).

Almost surely, 2^104666443 is an apocalyptic number.

104666443 is a deficient number, since it is larger than the sum of its proper divisors (14952357).

104666443 is an equidigital number, since it uses as much as digits as its factorization.

104666443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14952356.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 104666443 is about 10230.6619042953. The cubic root of 104666443 is about 471.2693062470.

The spelling of 104666443 in words is "one hundred four million, six hundred sixty-six thousand, four hundred forty-three".