54522543 has 4 divisors (see below), whose sum is σ = 72696728. Its totient is φ = 36348360.

The previous prime is 54522539. The next prime is 54522547. The reversal of 54522543 is 34522545.

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

It is an interprime number because it is at equal distance from previous prime (54522539) and next prime (54522547).

It is not a de Polignac number, because 54522543 - 2² = 54522539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54522543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54522547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9087088 + ... + 9087093.

It is an arithmetic number, because the mean of its divisors is an integer number (18174182).

Almost surely, 2^54522543 is an apocalyptic number.

54522543 is a deficient number, since it is larger than the sum of its proper divisors (18174185).

54522543 is a wasteful number, since it uses less digits than its factorization.

54522543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18174184.

The product of its digits is 24000, while the sum is 30.

The square root of 54522543 is about 7383.9381768810. The cubic root of 54522543 is about 379.1915939870.

The spelling of 54522543 in words is "fifty-four million, five hundred twenty-two thousand, five hundred forty-three".