4047320471 has 4 divisors (see below), whose sum is σ = 4047448944. Its totient is φ = 4047192000.

The previous prime is 4047320449. The next prime is 4047320483. The reversal of 4047320471 is 1740237404.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4047320471 - 2²⁶ = 3980211607 is a prime.

It is a super-3 number, since 3×4047320471³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4047320401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18791 + ... + 91911.

It is an arithmetic number, because the mean of its divisors is an integer number (1011862236).

Almost surely, 2^4047320471 is an apocalyptic number.

4047320471 is a deficient number, since it is larger than the sum of its proper divisors (128473).

4047320471 is an equidigital number, since it uses as much as digits as its factorization.

4047320471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128472.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 4047320471 is about 63618.5544554417. The cubic root of 4047320471 is about 1593.6362423359.

Adding to 4047320471 its reverse (1740237404), we get a palindrome (5787557875).

The spelling of 4047320471 in words is "four billion, forty-seven million, three hundred twenty thousand, four hundred seventy-one".