54589091 has 4 divisors (see below), whose sum is σ = 57800232. Its totient is φ = 51377952.

The previous prime is 54589063. The next prime is 54589133. The reversal of 54589091 is 19098545.

It is a happy number.

54589091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19098545 = 5 ⋅3819709.

It is a cyclic number.

It is not a de Polignac number, because 54589091 - 2¹⁰ = 54588067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54589061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605545 + ... + 1605578.

It is an arithmetic number, because the mean of its divisors is an integer number (14450058).

Almost surely, 2^54589091 is an apocalyptic number.

54589091 is a deficient number, since it is larger than the sum of its proper divisors (3211141).

54589091 is a wasteful number, since it uses less digits than its factorization.

54589091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3211140.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 54589091 is about 7388.4430700926. The cubic root of 54589091 is about 379.3458065448.

The spelling of 54589091 in words is "fifty-four million, five hundred eighty-nine thousand, ninety-one".