561124319103 has 8 divisors (see below), whose sum is σ = 831295287600. Its totient is φ = 374082879384.

The previous prime is 561124319087. The next prime is 561124319117. The reversal of 561124319103 is 301913421165.

561124319103 is a `hidden beast` number, since 5 + 6 + 112 + 431 + 9 + 103 = 666.

It is not a de Polignac number, because 561124319103 - 2⁴ = 561124319087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561124311103) 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, 10391191068 + ... + 10391191121.

It is an arithmetic number, because the mean of its divisors is an integer number (103911910950).

Almost surely, 2^561124319103 is an apocalyptic number.

561124319103 is a deficient number, since it is larger than the sum of its proper divisors (270170968497).

561124319103 is a wasteful number, since it uses less digits than its factorization.

561124319103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20782382198 (or 20782382192 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 561124319103 in words is "five hundred sixty-one billion, one hundred twenty-four million, three hundred nineteen thousand, one hundred three".