504420543 has 12 divisors (see below), whose sum is σ = 794844648. Its totient is φ = 305709360.

The previous prime is 504420523. The next prime is 504420599. The reversal of 504420543 is 345024405.

It is not a de Polignac number, because 504420543 - 2¹⁸ = 504158399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504420523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2547480 + ... + 2547677.

It is an arithmetic number, because the mean of its divisors is an integer number (66237054).

Almost surely, 2^504420543 is an apocalyptic number.

504420543 is a deficient number, since it is larger than the sum of its proper divisors (290424105).

504420543 is a wasteful number, since it uses less digits than its factorization.

504420543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095174 (or 5095171 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 504420543 is about 22459.3086046744. The cubic root of 504420543 is about 796.0327245749.

Adding to 504420543 its reverse (345024405), we get a palindrome (849444948).

The spelling of 504420543 in words is "five hundred four million, four hundred twenty thousand, five hundred forty-three".