104013421 has 4 divisors (see below), whose sum is σ = 104121952. Its totient is φ = 103904892.

The previous prime is 104013419. The next prime is 104013457. The reversal of 104013421 is 124310401.

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.

It is a cyclic number.

It is not a de Polignac number, because 104013421 - 2¹ = 104013419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104013395 and 104013404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104013461) 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, 52815 + ... + 54748.

It is an arithmetic number, because the mean of its divisors is an integer number (26030488).

Almost surely, 2^104013421 is an apocalyptic number.

It is an amenable number.

104013421 is a deficient number, since it is larger than the sum of its proper divisors (108531).

104013421 is an equidigital number, since it uses as much as digits as its factorization.

104013421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108530.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 104013421 is about 10198.6970246204. The cubic root of 104013421 is about 470.2871656887.

Adding to 104013421 its reverse (124310401), we get a palindrome (228323822).

The spelling of 104013421 in words is "one hundred four million, thirteen thousand, four hundred twenty-one".