55473543 has 12 divisors (see below), whose sum is σ = 80923128. Its totient is φ = 36615600.

The previous prime is 55473541. The next prime is 55473547. The reversal of 55473543 is 34537455.

It is not a de Polignac number, because 55473543 - 2¹ = 55473541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55473498 and 55473507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55473541) 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, 29605 + ... + 31422.

It is an arithmetic number, because the mean of its divisors is an integer number (6743594).

Almost surely, 2^55473543 is an apocalyptic number.

55473543 is a deficient number, since it is larger than the sum of its proper divisors (25449585).

55473543 is a wasteful number, since it uses less digits than its factorization.

55473543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61134 (or 61131 counting only the distinct ones).

The product of its digits is 126000, while the sum is 36.

The square root of 55473543 is about 7448.0563236324. The cubic root of 55473543 is about 381.3835598348.

The spelling of 55473543 in words is "fifty-five million, four hundred seventy-three thousand, five hundred forty-three".