54384191 has 4 divisors (see below), whose sum is σ = 55854072. Its totient is φ = 52914312.

The previous prime is 54384151. The next prime is 54384221. The reversal of 54384191 is 19148345.

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

It is a cyclic number.

It is not a de Polignac number, because 54384191 - 2¹⁰ = 54383167 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 (54384131) 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, 734885 + ... + 734958.

It is an arithmetic number, because the mean of its divisors is an integer number (13963518).

Almost surely, 2^54384191 is an apocalyptic number.

54384191 is a deficient number, since it is larger than the sum of its proper divisors (1469881).

54384191 is a wasteful number, since it uses less digits than its factorization.

54384191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469880.

The product of its digits is 17280, while the sum is 35.

The square root of 54384191 is about 7374.5637837095. The cubic root of 54384191 is about 378.8705869958.

The spelling of 54384191 in words is "fifty-four million, three hundred eighty-four thousand, one hundred ninety-one".