17134038661 has 4 divisors (see below), whose sum is σ = 17146629324. Its totient is φ = 17121448000.

The previous prime is 17134038643. The next prime is 17134038673. The reversal of 17134038661 is 16683043171.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2712430561 + 14421608100 = 52081^2 + 120090^2 .

It is a cyclic number.

It is not a de Polignac number, because 17134038661 - 2¹⁵ = 17134005893 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17134038601) 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 3 ways as a sum of consecutive naturals, for example, 6293290 + ... + 6296011.

It is an arithmetic number, because the mean of its divisors is an integer number (4286657331).

Almost surely, 2^17134038661 is an apocalyptic number.

It is an amenable number.

17134038661 is a deficient number, since it is larger than the sum of its proper divisors (12590663).

17134038661 is a wasteful number, since it uses less digits than its factorization.

17134038661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12590662.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 17134038661 in words is "seventeen billion, one hundred thirty-four million, thirty-eight thousand, six hundred sixty-one".