54448133 has 4 divisors (see below), whose sum is σ = 54507180. Its totient is φ = 54389088.

The previous prime is 54448111. The next prime is 54448157. The reversal of 54448133 is 33184445.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5769604 + 48678529 = 2402^2 + 6977^2 .

It is a cyclic number.

It is not a de Polignac number, because 54448133 - 2¹⁰ = 54447109 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 54448133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54448193) 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, 28118 + ... + 29991.

It is an arithmetic number, because the mean of its divisors is an integer number (13626795).

Almost surely, 2^54448133 is an apocalyptic number.

It is an amenable number.

54448133 is a deficient number, since it is larger than the sum of its proper divisors (59047).

54448133 is an equidigital number, since it uses as much as digits as its factorization.

54448133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59046.

The product of its digits is 23040, while the sum is 32.

The square root of 54448133 is about 7378.8978174250. The cubic root of 54448133 is about 379.0190140441.

The spelling of 54448133 in words is "fifty-four million, four hundred forty-eight thousand, one hundred thirty-three".