54559451 has 4 divisors (see below), whose sum is σ = 55042392. Its totient is φ = 54076512.

The previous prime is 54559441. The next prime is 54559481. The reversal of 54559451 is 15495545.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54559451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54559441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241301 + ... + 241526.

It is an arithmetic number, because the mean of its divisors is an integer number (13760598).

Almost surely, 2^54559451 is an apocalyptic number.

54559451 is a deficient number, since it is larger than the sum of its proper divisors (482941).

54559451 is a wasteful number, since it uses less digits than its factorization.

54559451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482940.

The product of its digits is 90000, while the sum is 38.

The square root of 54559451 is about 7386.4369624332. The cubic root of 54559451 is about 379.2771368704.

The spelling of 54559451 in words is "fifty-four million, five hundred fifty-nine thousand, four hundred fifty-one".