54553043 has 4 divisors (see below), whose sum is σ = 54830160. Its totient is φ = 54275928.

The previous prime is 54553039. The next prime is 54553049. The reversal of 54553043 is 34035545.

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 54553043 - 2² = 54553039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54552997 and 54553015.

It is not an unprimeable number, because it can be changed into a prime (54553049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138263 + ... + 138656.

It is an arithmetic number, because the mean of its divisors is an integer number (13707540).

Almost surely, 2^54553043 is an apocalyptic number.

54553043 is a deficient number, since it is larger than the sum of its proper divisors (277117).

54553043 is a wasteful number, since it uses less digits than its factorization.

54553043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277116.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 54553043 is about 7386.0031816944. The cubic root of 54553043 is about 379.2622876066.

Adding to 54553043 its reverse (34035545), we get a palindrome (88588588).

The spelling of 54553043 in words is "fifty-four million, five hundred fifty-three thousand, forty-three".