545454543 has 8 divisors (see below), whose sum is σ = 729358000. Its totient is φ = 362593728.

The previous prime is 545454521. The next prime is 545454563. The reversal of 545454543 is 345454545.

545454543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

545454543 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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

It is not a de Polignac number, because 545454543 - 2⁶ = 545454479 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545454563) 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, 259438 + ... + 261531.

It is an arithmetic number, because the mean of its divisors is an integer number (91169750).

Almost surely, 2^545454543 is an apocalyptic number.

545454543 is a deficient number, since it is larger than the sum of its proper divisors (183903457).

545454543 is a wasteful number, since it uses less digits than its factorization.

545454543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521321.

The product of its digits is 480000, while the sum is 39.

The square root of 545454543 is about 23354.9682722970. The cubic root of 545454543 is about 817.0579394177.

The spelling of 545454543 in words is "five hundred forty-five million, four hundred fifty-four thousand, five hundred forty-three".