54208503 has 12 divisors (see below), whose sum is σ = 78476320. Its totient is φ = 36058176.

The previous prime is 54208481. The next prime is 54208507. The reversal of 54208503 is 30580245.

It is not a de Polignac number, because 54208503 - 2⁶ = 54208439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54208507) 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, 2338 + ... + 10671.

Almost surely, 2^54208503 is an apocalyptic number.

54208503 is a deficient number, since it is larger than the sum of its proper divisors (24267817).

54208503 is a wasteful number, since it uses less digits than its factorization.

54208503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13478 (or 13475 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 54208503 is about 7362.6423925110. The cubic root of 54208503 is about 378.4621667019.

Adding to 54208503 its reverse (30580245), we get a palindrome (84788748).

The spelling of 54208503 in words is "fifty-four million, two hundred eight thousand, five hundred three".