561047443 has 4 divisors (see below), whose sum is σ = 612051768. Its totient is φ = 510043120.

The previous prime is 561047401. The next prime is 561047483. The reversal of 561047443 is 344740165.

561047443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 561047443 - 2²⁵ = 527493011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 561047399 and 561047408.

It is not an unprimeable number, because it can be changed into a prime (561047483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25502146 + ... + 25502167.

It is an arithmetic number, because the mean of its divisors is an integer number (153012942).

Almost surely, 2^561047443 is an apocalyptic number.

561047443 is a deficient number, since it is larger than the sum of its proper divisors (51004325).

561047443 is a wasteful number, since it uses less digits than its factorization.

561047443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51004324.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 561047443 is about 23686.4400659956. The cubic root of 561047443 is about 824.7706460087.

The spelling of 561047443 in words is "five hundred sixty-one million, forty-seven thousand, four hundred forty-three".