561047104 has 28 divisors (see below), whose sum is σ = 1115330764. Its totient is φ = 280018944.

The previous prime is 561047099. The next prime is 561047111. The reversal of 561047104 is 401740165.

It can be written as a sum of positive squares in 2 ways, for example, as 554696704 + 6350400 = 23552^2 + 2520^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29332 + ... + 44524.

Almost surely, 2^561047104 is an apocalyptic number.

It is an amenable number.

561047104 is a deficient number, since it is larger than the sum of its proper divisors (554283660).

561047104 is a wasteful number, since it uses less digits than its factorization.

561047104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15782 (or 15772 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 561047104 is about 23686.4329100015. The cubic root of 561047104 is about 824.7704798924.

Adding to 561047104 its reverse (401740165), we get a palindrome (962787269).

The spelling of 561047104 in words is "five hundred sixty-one million, forty-seven thousand, one hundred four".