104520443 has 4 divisors (see below), whose sum is σ = 105694920. Its totient is φ = 103345968.

The previous prime is 104520431. The next prime is 104520473. The reversal of 104520443 is 344025401.

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 104520443 - 2¹⁸ = 104258299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104520413) 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, 587105 + ... + 587282.

It is an arithmetic number, because the mean of its divisors is an integer number (26423730).

Almost surely, 2^104520443 is an apocalyptic number.

104520443 is a deficient number, since it is larger than the sum of its proper divisors (1174477).

104520443 is an equidigital number, since it uses as much as digits as its factorization.

104520443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174476.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 104520443 is about 10223.5240010478. The cubic root of 104520443 is about 471.0500785942.

Adding to 104520443 its reverse (344025401), we get a palindrome (448545844).

The spelling of 104520443 in words is "one hundred four million, five hundred twenty thousand, four hundred forty-three".