1105560506051 has 4 divisors (see below), whose sum is σ = 1118880512232. Its totient is φ = 1092240499872.

The previous prime is 1105560506041. The next prime is 1105560506077. The reversal of 1105560506051 is 1506050655011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105560506051 is a prime.

It is a super-2 number, since 2×1105560506051² (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 (1105560506041) 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, 6660002966 + ... + 6660003131.

It is an arithmetic number, because the mean of its divisors is an integer number (279720128058).

Almost surely, 2^{1105560506051} is an apocalyptic number.

1105560506051 is a deficient number, since it is larger than the sum of its proper divisors (13320006181).

1105560506051 is an equidigital number, since it uses as much as digits as its factorization.

1105560506051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13320006180.

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

The spelling of 1105560506051 in words is "one trillion, one hundred five billion, five hundred sixty million, five hundred six thousand, fifty-one".