17135552513 has 4 divisors (see below), whose sum is σ = 17135818308. Its totient is φ = 17135286720.

The previous prime is 17135552459. The next prime is 17135552521. The reversal of 17135552513 is 31525553171.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 11232396289 + 5903156224 = 105983^2 + 76832^2 .

It is a cyclic number.

It is not a de Polignac number, because 17135552513 - 2⁸ = 17135552257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17135552113) 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, 32045 + ... + 187877.

It is an arithmetic number, because the mean of its divisors is an integer number (4283954577).

Almost surely, 2^17135552513 is an apocalyptic number.

It is an amenable number.

17135552513 is a deficient number, since it is larger than the sum of its proper divisors (265795).

17135552513 is a wasteful number, since it uses less digits than its factorization.

17135552513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265794.

The product of its digits is 78750, while the sum is 38.

The spelling of 17135552513 in words is "seventeen billion, one hundred thirty-five million, five hundred fifty-two thousand, five hundred thirteen".