6654543 has 32 divisors (see below), whose sum is σ = 10752000. Its totient is φ = 3655008.

The previous prime is 6654539. The next prime is 6654547. The reversal of 6654543 is 3454566.

6654543 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6654539) and next prime (6654547).

It is not a de Polignac number, because 6654543 - 2² = 6654539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6654547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29730 + ... + 29952.

It is an arithmetic number, because the mean of its divisors is an integer number (336000).

Almost surely, 2^6654543 is an apocalyptic number.

6654543 is a deficient number, since it is larger than the sum of its proper divisors (4097457).

6654543 is a wasteful number, since it uses less digits than its factorization.

6654543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 262 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 6654543 is about 2579.6400911755. The cubic root of 6654543 is about 188.0930484766.

The spelling of 6654543 in words is "six million, six hundred fifty-four thousand, five hundred forty-three".