17111043245 has 8 divisors (see below), whose sum is σ = 20603333016. Its totient is φ = 13642113856.

The previous prime is 17111043221. The next prime is 17111043259. The reversal of 17111043245 is 54234011171.

It can be written as a sum of positive squares in 4 ways, for example, as 1412707396 + 15698335849 = 37586^2 + 125293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 17111043245 - 2⁶ = 17111043181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5838482 + ... + 5841411.

It is an arithmetic number, because the mean of its divisors is an integer number (2575416627).

Almost surely, 2^17111043245 is an apocalyptic number.

It is an amenable number.

17111043245 is a deficient number, since it is larger than the sum of its proper divisors (3492289771).

17111043245 is a wasteful number, since it uses less digits than its factorization.

17111043245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11680191.

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 17111043245 in words is "seventeen billion, one hundred eleven million, forty-three thousand, two hundred forty-five".