54315503 has 16 divisors (see below), whose sum is σ = 62484480. Its totient is φ = 46754400.

The previous prime is 54315491. The next prime is 54315511. The reversal of 54315503 is 30551345.

It is not a de Polignac number, because 54315503 - 2¹² = 54311407 is a prime.

It is a super-2 number, since 2×54315503² = 5900347732286018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54315533) 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 15 ways as a sum of consecutive naturals, for example, 14333 + ... + 17721.

It is an arithmetic number, because the mean of its divisors is an integer number (3905280).

Almost surely, 2^54315503 is an apocalyptic number.

54315503 is a deficient number, since it is larger than the sum of its proper divisors (8168977).

54315503 is a wasteful number, since it uses less digits than its factorization.

54315503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 54315503 is about 7369.9052232712. The cubic root of 54315503 is about 378.7110134981.

Adding to 54315503 its reverse (30551345), we get a palindrome (84866848).

The spelling of 54315503 in words is "fifty-four million, three hundred fifteen thousand, five hundred three".