8912705671 has 4 divisors (see below), whose sum is σ = 8913009352. Its totient is φ = 8912401992.

The previous prime is 8912705663. The next prime is 8912705699. The reversal of 8912705671 is 1765072198.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 8912705671 - 2³ = 8912705663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8912705071) 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, 102465 + ... + 168298.

It is an arithmetic number, because the mean of its divisors is an integer number (2228252338).

Almost surely, 2^8912705671 is an apocalyptic number.

8912705671 is a deficient number, since it is larger than the sum of its proper divisors (303681).

8912705671 is a wasteful number, since it uses less digits than its factorization.

8912705671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303680.

The product of its (nonzero) digits is 211680, while the sum is 46.

The square root of 8912705671 is about 94407.1272256497. The cubic root of 8912705671 is about 2073.3367943621.

The spelling of 8912705671 in words is "eight billion, nine hundred twelve million, seven hundred five thousand, six hundred seventy-one".