8974677917 has 2 divisors, whose sum is σ = 8974677918. Its totient is φ = 8974677916.

The previous prime is 8974677883. The next prime is 8974677919. The reversal of 8974677917 is 7197764798.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7615354756 + 1359323161 = 87266^2 + 36869^2 .

It is a cyclic number.

It is not a de Polignac number, because 8974677917 - 2²⁴ = 8957900701 is a prime.

Together with 8974677919, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8974677919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4487338958 + 4487338959.

It is an arithmetic number, because the mean of its divisors is an integer number (4487338959).

Almost surely, 2^8974677917 is an apocalyptic number.

It is an amenable number.

8974677917 is a deficient number, since it is larger than the sum of its proper divisors (1).

8974677917 is an equidigital number, since it uses as much as digits as its factorization.

8974677917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37340352, while the sum is 65.

The square root of 8974677917 is about 94734.7767031727. The cubic root of 8974677917 is about 2078.1311737437.

The spelling of 8974677917 in words is "eight billion, nine hundred seventy-four million, six hundred seventy-seven thousand, nine hundred seventeen".