8421471112 has 8 divisors (see below), whose sum is σ = 15790258350. Its totient is φ = 4210735552.

The previous prime is 8421471103. The next prime is 8421471143. The reversal of 8421471112 is 2111741248.

It can be written as a sum of positive squares in only one way, i.e., 6702041956 + 1719429156 = 81866^2 + 41466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526341937 + ... + 526341952.

Almost surely, 2^8421471112 is an apocalyptic number.

It is an amenable number.

8421471112 is a deficient number, since it is larger than the sum of its proper divisors (7368787238).

8421471112 is a wasteful number, since it uses less digits than its factorization.

8421471112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052683895 (or 1052683891 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 8421471112 is about 91768.5736622293. The cubic root of 8421471112 is about 2034.5232368380.

The spelling of 8421471112 in words is "eight billion, four hundred twenty-one million, four hundred seventy-one thousand, one hundred twelve".