54571559 has 16 divisors (see below), whose sum is σ = 65430528. Its totient is φ = 44533152.

The previous prime is 54571549. The next prime is 54571577. The reversal of 54571559 is 95517545.

It is a cyclic number.

It is not a de Polignac number, because 54571559 - 2⁸ = 54571303 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 (54571529) 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 15 ways as a sum of consecutive naturals, for example, 9932 + ... + 14414.

It is an arithmetic number, because the mean of its divisors is an integer number (4089408).

Almost surely, 2^54571559 is an apocalyptic number.

54571559 is a deficient number, since it is larger than the sum of its proper divisors (10858969).

54571559 is a wasteful number, since it uses less digits than its factorization.

54571559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574.

The product of its digits is 157500, while the sum is 41.

The square root of 54571559 is about 7387.2565272908. The cubic root of 54571559 is about 379.3051915754.

The spelling of 54571559 in words is "fifty-four million, five hundred seventy-one thousand, five hundred fifty-nine".