27116971 has 16 divisors (see below), whose sum is σ = 33679360. Its totient is φ = 21306240.

The previous prime is 27116963. The next prime is 27116993. The reversal of 27116971 is 17961172.

It is a cyclic number.

It is not a de Polignac number, because 27116971 - 2³ = 27116963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27116171) 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, 835 + ... + 7411.

It is an arithmetic number, because the mean of its divisors is an integer number (2104960).

Almost surely, 2^27116971 is an apocalyptic number.

27116971 is a deficient number, since it is larger than the sum of its proper divisors (6562389).

27116971 is a wasteful number, since it uses less digits than its factorization.

27116971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6634.

The product of its digits is 5292, while the sum is 34.

The square root of 27116971 is about 5207.3957982854. The cubic root of 27116971 is about 300.4326018117.

The spelling of 27116971 in words is "twenty-seven million, one hundred sixteen thousand, nine hundred seventy-one".