54107503 has 4 divisors (see below), whose sum is σ = 54379600. Its totient is φ = 53835408.

The previous prime is 54107483. The next prime is 54107509. The reversal of 54107503 is 30570145.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54107503 - 2⁹ = 54106991 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 (54107509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135750 + ... + 136147.

It is an arithmetic number, because the mean of its divisors is an integer number (13594900).

Almost surely, 2^54107503 is an apocalyptic number.

54107503 is a deficient number, since it is larger than the sum of its proper divisors (272097).

54107503 is a wasteful number, since it uses less digits than its factorization.

54107503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272096.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 54107503 is about 7355.7802441345. The cubic root of 54107503 is about 378.2269733214.

Adding to 54107503 its reverse (30570145), we get a palindrome (84677648).

The spelling of 54107503 in words is "fifty-four million, one hundred seven thousand, five hundred three".