104208129 has 12 divisors (see below), whose sum is σ = 150613632. Its totient is φ = 69430200.

The previous prime is 104208121. The next prime is 104208173. The reversal of 104208129 is 921802401.

It is not a de Polignac number, because 104208129 - 2³ = 104208121 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (104208121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22264 + ... + 26534.

It is an arithmetic number, because the mean of its divisors is an integer number (12551136).

Almost surely, 2^104208129 is an apocalyptic number.

It is an amenable number.

104208129 is a deficient number, since it is larger than the sum of its proper divisors (46405503).

104208129 is a wasteful number, since it uses less digits than its factorization.

104208129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6988 (or 6985 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 104208129 is about 10208.2382907140. The cubic root of 104208129 is about 470.5804342386.

The spelling of 104208129 in words is "one hundred four million, two hundred eight thousand, one hundred twenty-nine".