1109192729192 has 16 divisors (see below), whose sum is σ = 2079762756000. Its totient is φ = 554589327600.

The previous prime is 1109192729149. The next prime is 1109192729213. The reversal of 1109192729192 is 2919272919011.

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, 176684 + ... + 1499867.

It is an arithmetic number, because the mean of its divisors is an integer number (129985172250).

Almost surely, 2^{1109192729192} is an apocalyptic number.

It is an amenable number.

1109192729192 is a deficient number, since it is larger than the sum of its proper divisors (970570026808).

1109192729192 is a wasteful number, since it uses less digits than its factorization.

1109192729192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759256 (or 1759252 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 53.

The spelling of 1109192729192 in words is "one trillion, one hundred nine billion, one hundred ninety-two million, seven hundred twenty-nine thousand, one hundred ninety-two".