671483543 has 4 divisors (see below), whose sum is σ = 682864680. Its totient is φ = 660102408.

The previous prime is 671483539. The next prime is 671483557. The reversal of 671483543 is 345384176.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 671483543 - 2² = 671483539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 671483543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671483513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5690480 + ... + 5690597.

It is an arithmetic number, because the mean of its divisors is an integer number (170716170).

Almost surely, 2^671483543 is an apocalyptic number.

671483543 is a deficient number, since it is larger than the sum of its proper divisors (11381137).

671483543 is a wasteful number, since it uses less digits than its factorization.

671483543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11381136.

The product of its digits is 241920, while the sum is 41.

The square root of 671483543 is about 25912.9994983213. Note that the first 3 decimals coincide. The cubic root of 671483543 is about 875.6793822436.

The spelling of 671483543 in words is "six hundred seventy-one million, four hundred eighty-three thousand, five hundred forty-three".