104421423 has 8 divisors (see below), whose sum is σ = 143719936. Its totient is φ = 67368600.

The previous prime is 104421389. The next prime is 104421479. The reversal of 104421423 is 324124401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 104421423 - 2⁸ = 104421167 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 104421423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104421323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561313 + ... + 561498.

It is an arithmetic number, because the mean of its divisors is an integer number (17964992).

Almost surely, 2^104421423 is an apocalyptic number.

104421423 is a deficient number, since it is larger than the sum of its proper divisors (39298513).

104421423 is a wasteful number, since it uses less digits than its factorization.

104421423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122845.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 104421423 is about 10218.6801006784. The cubic root of 104421423 is about 470.9012779871.

Adding to 104421423 its reverse (324124401), we get a palindrome (428545824).

The spelling of 104421423 in words is "one hundred four million, four hundred twenty-one thousand, four hundred twenty-three".