1105050560561 has 8 divisors (see below), whose sum is σ = 1166725356000. Its totient is φ = 1043727189120.

The previous prime is 1105050560527. The next prime is 1105050560569. The reversal of 1105050560561 is 1650650505011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105050560561 is a prime.

It is a super-2 number, since 2×1105050560561² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105050560569) 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, 87849536 + ... + 87862113.

It is an arithmetic number, because the mean of its divisors is an integer number (145840669500).

Almost surely, 2^{1105050560561} is an apocalyptic number.

It is an amenable number.

1105050560561 is a deficient number, since it is larger than the sum of its proper divisors (61674795439).

1105050560561 is a wasteful number, since it uses less digits than its factorization.

1105050560561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175711999.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 1105050560561 in words is "one trillion, one hundred five billion, fifty million, five hundred sixty thousand, five hundred sixty-one".