6475543 has 2 divisors, whose sum is σ = 6475544. Its totient is φ = 6475542.

The previous prime is 6475537. The next prime is 6475571. The reversal of 6475543 is 3455746.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6475543 is a prime.

It is a super-3 number, since 3×6475543³ (a number of 21 digits) contains 333 as substring.

6475543 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6475499 and 6475508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6475583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3237771 + 3237772.

It is an arithmetic number, because the mean of its divisors is an integer number (3237772).

Almost surely, 2^6475543 is an apocalyptic number.

6475543 is a deficient number, since it is larger than the sum of its proper divisors (1).

6475543 is an equidigital number, since it uses as much as digits as its factorization.

6475543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 34.

The square root of 6475543 is about 2544.7088242076. The cubic root of 6475543 is about 186.3911969263.

The spelling of 6475543 in words is "six million, four hundred seventy-five thousand, five hundred forty-three".