54533232133 has 4 divisors (see below), whose sum is σ = 54541304748. Its totient is φ = 54525159520.

The previous prime is 54533232113. The next prime is 54533232137. The reversal of 54533232133 is 33123233545.

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 39323683204 + 15209548929 = 198302^2 + 123327^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54533232133 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 (54533232137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4026166 + ... + 4039687.

It is an arithmetic number, because the mean of its divisors is an integer number (13635326187).

Almost surely, 2^54533232133 is an apocalyptic number.

It is an amenable number.

54533232133 is a deficient number, since it is larger than the sum of its proper divisors (8072615).

54533232133 is an equidigital number, since it uses as much as digits as its factorization.

54533232133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8072614.

The product of its digits is 97200, while the sum is 34.

Adding to 54533232133 its reverse (33123233545), we get a palindrome (87656465678).

The spelling of 54533232133 in words is "fifty-four billion, five hundred thirty-three million, two hundred thirty-two thousand, one hundred thirty-three".