561183112 has 16 divisors (see below), whose sum is σ = 1202535360. Its totient is φ = 240507024.

The previous prime is 561183061. The next prime is 561183143. The reversal of 561183112 is 211381165.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5010508 + ... + 5010619.

It is an arithmetic number, because the mean of its divisors is an integer number (75158460).

Almost surely, 2^561183112 is an apocalyptic number.

It is an amenable number.

561183112 is an abundant number, since it is smaller than the sum of its proper divisors (641352248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561183112 is a wasteful number, since it uses less digits than its factorization.

561183112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021140 (or 10021136 counting only the distinct ones).

The product of its digits is 1440, while the sum is 28.

The square root of 561183112 is about 23689.3037466279. The cubic root of 561183112 is about 824.8371209519.

The spelling of 561183112 in words is "five hundred sixty-one million, one hundred eighty-three thousand, one hundred twelve".