542404503 has 24 divisors (see below), whose sum is σ = 794761968. Its totient is φ = 356424192.

The previous prime is 542404501. The next prime is 542404519. The reversal of 542404503 is 305404245.

542404503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542404503 - 2¹ = 542404501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542404501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240700 + ... + 242942.

It is an arithmetic number, because the mean of its divisors is an integer number (33115082).

Almost surely, 2^542404503 is an apocalyptic number.

542404503 is a deficient number, since it is larger than the sum of its proper divisors (252357465).

542404503 is a wasteful number, since it uses less digits than its factorization.

542404503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623 (or 2620 counting only the distinct ones).

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

The square root of 542404503 is about 23289.5792791540. The cubic root of 542404503 is about 815.5321667716.

Adding to 542404503 its reverse (305404245), we get a palindrome (847808748).

The spelling of 542404503 in words is "five hundred forty-two million, four hundred four thousand, five hundred three".