104121404 has 24 divisors (see below), whose sum is σ = 191500848. Its totient is φ = 49472640.

The previous prime is 104121373. The next prime is 104121419. The reversal of 104121404 is 404121401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1817 + ... + 14544.

It is an arithmetic number, because the mean of its divisors is an integer number (7979202).

Almost surely, 2^104121404 is an apocalyptic number.

It is an amenable number.

104121404 is a deficient number, since it is larger than the sum of its proper divisors (87379444).

104121404 is a wasteful number, since it uses less digits than its factorization.

104121404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16445 (or 16443 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 104121404 is about 10203.9896119116. The cubic root of 104121404 is about 470.4498544871.

Adding to 104121404 its reverse (404121401), we get a palindrome (508242805).

The spelling of 104121404 in words is "one hundred four million, one hundred twenty-one thousand, four hundred four".