1105501561160 has 16 divisors (see below), whose sum is σ = 2487378512700. Its totient is φ = 442200624448.

The previous prime is 1105501561159. The next prime is 1105501561163. The reversal of 1105501561160 is 611651055011.

It can be written as a sum of positive squares in 2 ways, for example, as 1097461569604 + 8039991556 = 1047598^2 + 89666^2 .

It is not an unprimeable number, because it can be changed into a prime (1105501561163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13818769475 + ... + 13818769554.

Almost surely, 2^{1105501561160} is an apocalyptic number.

1105501561160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105501561160 is an abundant number, since it is smaller than the sum of its proper divisors (1381876951540).

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

1105501561160 is a wasteful number, since it uses less digits than its factorization.

1105501561160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27637539040 (or 27637539036 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 32.

It can be divided in two parts, 1105501 and 561160, that added together give a palindrome (1666661).

The spelling of 1105501561160 in words is "one trillion, one hundred five billion, five hundred one million, five hundred sixty-one thousand, one hundred sixty".