6471242543 has 8 divisors (see below), whose sum is σ = 6585187200. Its totient is φ = 6357440088.

The previous prime is 6471242537. The next prime is 6471242549. The reversal of 6471242543 is 3452421746.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6471242537) and next prime (6471242549).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6471242543 - 2¹² = 6471238447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6471242497 and 6471242506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6471242549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58430 + ... + 127892.

It is an arithmetic number, because the mean of its divisors is an integer number (823148400).

Almost surely, 2^6471242543 is an apocalyptic number.

6471242543 is a deficient number, since it is larger than the sum of its proper divisors (113944657).

6471242543 is a wasteful number, since it uses less digits than its factorization.

6471242543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71101.

The product of its digits is 161280, while the sum is 38.

The square root of 6471242543 is about 80444.0336072229. The cubic root of 6471242543 is about 1863.4992652185.

The spelling of 6471242543 in words is "six billion, four hundred seventy-one million, two hundred forty-two thousand, five hundred forty-three".