54816133 has 4 divisors (see below), whose sum is σ = 55745280. Its totient is φ = 53886988.

The previous prime is 54816103. The next prime is 54816137. The reversal of 54816133 is 33161845.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54816133 - 2²⁵ = 21261701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54816095 and 54816104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54816137) 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, 464485 + ... + 464602.

It is an arithmetic number, because the mean of its divisors is an integer number (13936320).

Almost surely, 2^54816133 is an apocalyptic number.

It is an amenable number.

54816133 is a deficient number, since it is larger than the sum of its proper divisors (929147).

54816133 is an equidigital number, since it uses as much as digits as its factorization.

54816133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929146.

The product of its digits is 8640, while the sum is 31.

The square root of 54816133 is about 7403.7917988015. The cubic root of 54816133 is about 379.8709926806.

Adding to 54816133 its reverse (33161845), we get a palindrome (87977978).

The spelling of 54816133 in words is "fifty-four million, eight hundred sixteen thousand, one hundred thirty-three".