8104126217 has 8 divisors (see below), whose sum is σ = 8842690080. Its totient is φ = 7365866560.

The previous prime is 8104126213. The next prime is 8104126339. The reversal of 8104126217 is 7126214018.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8104126217 - 2² = 8104126213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8104126213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18443 + ... + 128640.

It is an arithmetic number, because the mean of its divisors is an integer number (1105336260).

Almost surely, 2^8104126217 is an apocalyptic number.

It is an amenable number.

8104126217 is a deficient number, since it is larger than the sum of its proper divisors (738563863).

8104126217 is a wasteful number, since it uses less digits than its factorization.

8104126217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152103.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 8104126217 is about 90022.9205091681. The cubic root of 8104126217 is about 2008.6398078659.

The spelling of 8104126217 in words is "eight billion, one hundred four million, one hundred twenty-six thousand, two hundred seventeen".