54315543 has 8 divisors (see below), whose sum is σ = 73234800. Its totient is φ = 35803328.

The previous prime is 54315539. The next prime is 54315587. The reversal of 54315543 is 34551345.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54315543 - 2² = 54315539 is a prime.

It is a super-2 number, since 2×54315543² = 5900356422769698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54315543.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101448 + ... + 101981.

It is an arithmetic number, because the mean of its divisors is an integer number (9154350).

Almost surely, 2^54315543 is an apocalyptic number.

54315543 is a deficient number, since it is larger than the sum of its proper divisors (18919257).

54315543 is a wasteful number, since it uses less digits than its factorization.

54315543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203521.

The product of its digits is 18000, while the sum is 30.

The square root of 54315543 is about 7369.9079370098. The cubic root of 54315543 is about 378.7111064638.

Adding to 54315543 its reverse (34551345), we get a palindrome (88866888).

The spelling of 54315543 in words is "fifty-four million, three hundred fifteen thousand, five hundred forty-three".