104124009 has 48 divisors (see below), whose sum is σ = 166154240. Its totient is φ = 57736800.

The previous prime is 104123993. The next prime is 104124017. The reversal of 104124009 is 900421401.

It is not a de Polignac number, because 104124009 - 2⁴ = 104123993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104124089) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 213564 + ... + 214050.

Almost surely, 2^104124009 is an apocalyptic number.

104124009 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

104124009 is a deficient number, since it is larger than the sum of its proper divisors (62030231).

104124009 is a wasteful number, since it uses less digits than its factorization.

104124009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562 (or 551 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 104124009 is about 10204.1172572643. The cubic root of 104124009 is about 470.4537778291.

The spelling of 104124009 in words is "one hundred four million, one hundred twenty-four thousand, nine".