54459617 has 4 divisors (see below), whose sum is σ = 54645780. Its totient is φ = 54273456.

The previous prime is 54459599. The next prime is 54459637. The reversal of 54459617 is 71695445.

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

It can be written as a sum of positive squares in 2 ways, for example, as 38427601 + 16032016 = 6199^2 + 4004^2 .

It is a cyclic number.

It is not a de Polignac number, because 54459617 - 2²⁰ = 53411041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54459637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92642 + ... + 93227.

It is an arithmetic number, because the mean of its divisors is an integer number (13661445).

Almost surely, 2^54459617 is an apocalyptic number.

It is an amenable number.

54459617 is a deficient number, since it is larger than the sum of its proper divisors (186163).

54459617 is a wasteful number, since it uses less digits than its factorization.

54459617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186162.

The product of its digits is 151200, while the sum is 41.

The square root of 54459617 is about 7379.6759413947. The cubic root of 54459617 is about 379.0456592698.

The spelling of 54459617 in words is "fifty-four million, four hundred fifty-nine thousand, six hundred seventeen".