54441155 has 4 divisors (see below), whose sum is σ = 65329392. Its totient is φ = 43552920.

The previous prime is 54441151. The next prime is 54441187. The reversal of 54441155 is 55114445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55114445 = 5 ⋅11022889.

It is not a de Polignac number, because 54441155 - 2² = 54441151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54441151) 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, 5444111 + ... + 5444120.

It is an arithmetic number, because the mean of its divisors is an integer number (16332348).

Almost surely, 2^54441155 is an apocalyptic number.

54441155 is a deficient number, since it is larger than the sum of its proper divisors (10888237).

54441155 is a wasteful number, since it uses less digits than its factorization.

54441155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10888236.

The product of its digits is 8000, while the sum is 29.

The square root of 54441155 is about 7378.4249674304. The cubic root of 54441155 is about 379.0028218288.

The spelling of 54441155 in words is "fifty-four million, four hundred forty-one thousand, one hundred fifty-five".