104716409 has 16 divisors (see below), whose sum is σ = 122538240. Its totient is φ = 87635520.

The previous prime is 104716399. The next prime is 104716411. The reversal of 104716409 is 904617401.

It is not a de Polignac number, because 104716409 - 2¹² = 104712313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104716439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53207 + ... + 55139.

It is an arithmetic number, because the mean of its divisors is an integer number (7658640).

Almost surely, 2^104716409 is an apocalyptic number.

It is an amenable number.

104716409 is a deficient number, since it is larger than the sum of its proper divisors (17821831).

104716409 is a wasteful number, since it uses less digits than its factorization.

104716409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 104716409 is about 10233.1035859118. The cubic root of 104716409 is about 471.3442863311.

The spelling of 104716409 in words is "one hundred four million, seven hundred sixteen thousand, four hundred nine".