54560561 has 8 divisors (see below), whose sum is σ = 60787584. Its totient is φ = 48544720.

The previous prime is 54560551. The next prime is 54560603. The reversal of 54560561 is 16506545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54560561 - 2¹⁸ = 54298417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54560551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52250 + ... + 53283.

It is an arithmetic number, because the mean of its divisors is an integer number (7598448).

Almost surely, 2^54560561 is an apocalyptic number.

It is an amenable number.

54560561 is a deficient number, since it is larger than the sum of its proper divisors (6227023).

54560561 is a wasteful number, since it uses less digits than its factorization.

54560561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105591.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 54560561 is about 7386.5120997667. The cubic root of 54560561 is about 379.2797089562.

The spelling of 54560561 in words is "fifty-four million, five hundred sixty thousand, five hundred sixty-one".