1103744704778 has 16 divisors (see below), whose sum is σ = 1658381972256. Its totient is φ = 550951175280.

The previous prime is 1103744704763. The next prime is 1103744704813. The reversal of 1103744704778 is 8774074473011.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4758233 + ... + 4984803.

It is an arithmetic number, because the mean of its divisors is an integer number (103648873266).

Almost surely, 2^{1103744704778} is an apocalyptic number.

1103744704778 is a deficient number, since it is larger than the sum of its proper divisors (554637267478).

1103744704778 is a wasteful number, since it uses less digits than its factorization.

1103744704778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230629.

The product of its (nonzero) digits is 3687936, while the sum is 53.

The spelling of 1103744704778 in words is "one trillion, one hundred three billion, seven hundred forty-four million, seven hundred four thousand, seven hundred seventy-eight".