8947797347 has 4 divisors (see below), whose sum is σ = 8968462440. Its totient is φ = 8927132256.

The previous prime is 8947797337. The next prime is 8947797359. The reversal of 8947797347 is 7437977498.

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 8947797347 - 2¹⁶ = 8947731811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8947797337) 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, 10331897 + ... + 10332762.

It is an arithmetic number, because the mean of its divisors is an integer number (2242115610).

Almost surely, 2^8947797347 is an apocalyptic number.

8947797347 is a deficient number, since it is larger than the sum of its proper divisors (20665093).

8947797347 is a wasteful number, since it uses less digits than its factorization.

8947797347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20665092.

The product of its digits is 74680704, while the sum is 65.

The square root of 8947797347 is about 94592.7975429419. The cubic root of 8947797347 is about 2076.0543224382.

The spelling of 8947797347 in words is "eight billion, nine hundred forty-seven million, seven hundred ninety-seven thousand, three hundred forty-seven".