17113043091 has 4 divisors (see below), whose sum is σ = 22817390792. Its totient is φ = 11408695392.

The previous prime is 17113043033. The next prime is 17113043159. The reversal of 17113043091 is 19034031171.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19034031171 = 3 ⋅6344677057.

It is not a de Polignac number, because 17113043091 - 2⁹ = 17113042579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17113043011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2852173846 + ... + 2852173851.

It is an arithmetic number, because the mean of its divisors is an integer number (5704347698).

Almost surely, 2^17113043091 is an apocalyptic number.

17113043091 is a deficient number, since it is larger than the sum of its proper divisors (5704347701).

17113043091 is an equidigital number, since it uses as much as digits as its factorization.

17113043091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5704347700.

The product of its (nonzero) digits is 2268, while the sum is 30.

The spelling of 17113043091 in words is "seventeen billion, one hundred thirteen million, forty-three thousand, ninety-one".