9917470471 has 2 divisors, whose sum is σ = 9917470472. Its totient is φ = 9917470470.

The previous prime is 9917470469. The next prime is 9917470481. The reversal of 9917470471 is 1740747199.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9917470471 - 2¹ = 9917470469 is a prime.

It is a super-3 number, since 3×9917470471³ (a number of 31 digits) contains 333 as substring.

Together with 9917470469, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9917470481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4958735235 + 4958735236.

It is an arithmetic number, because the mean of its divisors is an integer number (4958735236).

Almost surely, 2^9917470471 is an apocalyptic number.

9917470471 is a deficient number, since it is larger than the sum of its proper divisors (1).

9917470471 is an equidigital number, since it uses as much as digits as its factorization.

9917470471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 49.

The square root of 9917470471 is about 99586.4974331360. The cubic root of 9917470471 is about 2148.4914942766.

The spelling of 9917470471 in words is "nine billion, nine hundred seventeen million, four hundred seventy thousand, four hundred seventy-one".