104277209 has 4 divisors (see below), whose sum is σ = 104470500. Its totient is φ = 104083920.

The previous prime is 104277163. The next prime is 104277221. The reversal of 104277209 is 902772401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49561600 + 54715609 = 7040^2 + 7397^2 .

It is a cyclic number.

It is not a de Polignac number, because 104277209 - 2²⁰ = 103228633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104277109) 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, 95834 + ... + 96915.

It is an arithmetic number, because the mean of its divisors is an integer number (26117625).

Almost surely, 2^104277209 is an apocalyptic number.

It is an amenable number.

104277209 is a deficient number, since it is larger than the sum of its proper divisors (193291).

104277209 is an equidigital number, since it uses as much as digits as its factorization.

104277209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193290.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 104277209 is about 10211.6212718647. The cubic root of 104277209 is about 470.6843945093.

The spelling of 104277209 in words is "one hundred four million, two hundred seventy-seven thousand, two hundred nine".