8919473471 has 2 divisors, whose sum is σ = 8919473472. Its totient is φ = 8919473470.

The previous prime is 8919473441. The next prime is 8919473473. The reversal of 8919473471 is 1743749198.

It is a happy number.

8919473471 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8919473471 - 2¹⁰ = 8919472447 is a prime.

It is a super-3 number, since 3×8919473471³ (a number of 31 digits) contains 333 as substring.

Together with 8919473473, 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 (8919473473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4459736735 + 4459736736.

It is an arithmetic number, because the mean of its divisors is an integer number (4459736736).

Almost surely, 2^8919473471 is an apocalyptic number.

8919473471 is a deficient number, since it is larger than the sum of its proper divisors (1).

8919473471 is an equidigital number, since it uses as much as digits as its factorization.

8919473471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 53.

The square root of 8919473471 is about 94442.9641159150. The cubic root of 8919473471 is about 2073.8614527951.

The spelling of 8919473471 in words is "eight billion, nine hundred nineteen million, four hundred seventy-three thousand, four hundred seventy-one".