1109697072993 has 24 divisors (see below), whose sum is σ = 1604428109856. Its totient is φ = 739091145600.

The previous prime is 1109697072983. The next prime is 1109697073003. The reversal of 1109697072993 is 3992707969011.

It is an interprime number because it is at equal distance from previous prime (1109697072983) and next prime (1109697073003).

It is not a de Polignac number, because 1109697072993 - 2²² = 1109692878689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1109697072993.

It is not an unprimeable number, because it can be changed into a prime (1109697072923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49350313 + ... + 49372793.

It is an arithmetic number, because the mean of its divisors is an integer number (66851171244).

Almost surely, 2^{1109697072993} is an apocalyptic number.

It is an amenable number.

1109697072993 is a deficient number, since it is larger than the sum of its proper divisors (494731036863).

1109697072993 is a wasteful number, since it uses less digits than its factorization.

1109697072993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27485 (or 27482 counting only the distinct ones).

The product of its (nonzero) digits is 11573604, while the sum is 63.

The spelling of 1109697072993 in words is "one trillion, one hundred nine billion, six hundred ninety-seven million, seventy-two thousand, nine hundred ninety-three".