1105120004544 has 84 divisors (see below), whose sum is σ = 3180247401240. Its totient is φ = 366905664000.

The previous prime is 1105120004531. The next prime is 1105120004561. The reversal of 1105120004544 is 4454000215011.

1105120004544 is a `hidden beast` number, since 1 + 1 + 0 + 5 + 1 + 200 + 0 + 454 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3677359 + ... + 3966510.

It is an arithmetic number, because the mean of its divisors is an integer number (37860088110).

Almost surely, 2^{1105120004544} is an apocalyptic number.

It is an amenable number.

1105120004544 is an abundant number, since it is smaller than the sum of its proper divisors (2075127396696).

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

1105120004544 is a wasteful number, since it uses less digits than its factorization.

1105120004544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7644138 (or 7644125 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 1105120004544 its reverse (4454000215011), we get a palindrome (5559120219555).

The spelling of 1105120004544 in words is "one trillion, one hundred five billion, one hundred twenty million, four thousand, five hundred forty-four".