54243055 has 4 divisors (see below), whose sum is σ = 65091672. Its totient is φ = 43394440.

The previous prime is 54243053. The next prime is 54243061. The reversal of 54243055 is 55034245.

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

It is not a de Polignac number, because 54243055 - 2¹ = 54243053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54243053) 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, 5424301 + ... + 5424310.

It is an arithmetic number, because the mean of its divisors is an integer number (16272918).

Almost surely, 2^54243055 is an apocalyptic number.

54243055 is a deficient number, since it is larger than the sum of its proper divisors (10848617).

54243055 is a wasteful number, since it uses less digits than its factorization.

54243055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10848616.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 54243055 is about 7364.9884589183. The cubic root of 54243055 is about 378.5425590557.

The spelling of 54243055 in words is "fifty-four million, two hundred forty-three thousand, fifty-five".