9447807113 has 2 divisors, whose sum is σ = 9447807114. Its totient is φ = 9447807112.

The previous prime is 9447807097. The next prime is 9447807121. The reversal of 9447807113 is 3117087449.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8684003344 + 763803769 = 93188^2 + 27637^2 .

It is a cyclic number.

It is not a de Polignac number, because 9447807113 - 2⁴ = 9447807097 is a prime.

It is a super-2 number, since 2×9447807113² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9447807013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4723903556 + 4723903557.

It is an arithmetic number, because the mean of its divisors is an integer number (4723903557).

Almost surely, 2^9447807113 is an apocalyptic number.

It is an amenable number.

9447807113 is a deficient number, since it is larger than the sum of its proper divisors (1).

9447807113 is an equidigital number, since it uses as much as digits as its factorization.

9447807113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 9447807113 is about 97199.8308280421. The cubic root of 9447807113 is about 2114.0260733200.

The spelling of 9447807113 in words is "nine billion, four hundred forty-seven million, eight hundred seven thousand, one hundred thirteen".