1100054997812 has 12 divisors (see below), whose sum is σ = 1925103593700. Its totient is φ = 550025399616.

The previous prime is 1100054997779. The next prime is 1100054997871. The reversal of 1100054997812 is 2187994500011.

It can be written as a sum of positive squares in 2 ways, for example, as 281182030756 + 818872967056 = 530266^2 + 904916^2 .

It is a super-2 number, since 2×1100054997812² (a number of 25 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1744064 + ... + 2289512.

It is an arithmetic number, because the mean of its divisors is an integer number (160425299475).

Almost surely, 2^{1100054997812} is an apocalyptic number.

It is an amenable number.

1100054997812 is a deficient number, since it is larger than the sum of its proper divisors (825048595888).

1100054997812 is a wasteful number, since it uses less digits than its factorization.

1100054997812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049650 (or 1049648 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 47.

The spelling of 1100054997812 in words is "one trillion, one hundred billion, fifty-four million, nine hundred ninety-seven thousand, eight hundred twelve".