560955561 has 8 divisors (see below), whose sum is σ = 748313280. Its totient is φ = 373784112.

The previous prime is 560955547. The next prime is 560955581. The reversal of 560955561 is 165559065.

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

It is not a de Polignac number, because 560955561 - 2⁹ = 560955049 is a prime.

It is a super-2 number, since 2×560955561² = 629342282833649442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (560955541) 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 7 ways as a sum of consecutive naturals, for example, 39381 + ... + 51698.

It is an arithmetic number, because the mean of its divisors is an integer number (93539160).

Almost surely, 2^560955561 is an apocalyptic number.

It is an amenable number.

560955561 is a deficient number, since it is larger than the sum of its proper divisors (187357719).

560955561 is a wasteful number, since it uses less digits than its factorization.

560955561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93135.

The product of its (nonzero) digits is 202500, while the sum is 42.

The square root of 560955561 is about 23684.5004380502. The cubic root of 560955561 is about 824.7256196836.

The spelling of 560955561 in words is "five hundred sixty million, nine hundred fifty-five thousand, five hundred sixty-one".