170705516118113 has 4 divisors (see below), whose sum is σ = 170705543941908. Its totient is φ = 170705488294320.

The previous prime is 170705516118089. The next prime is 170705516118139. The reversal of 170705516118113 is 311811615507071.

It is a happy number.

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 87270591148129 + 83434924969984 = 9341873^2 + 9134272^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-170705516118113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (170705516118143) 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, 212006 + ... + 18478527.

It is an arithmetic number, because the mean of its divisors is an integer number (42676385985477).

Almost surely, 2^{170705516118113} is an apocalyptic number.

It is an amenable number.

170705516118113 is a deficient number, since it is larger than the sum of its proper divisors (27823795).

170705516118113 is an equidigital number, since it uses as much as digits as its factorization.

170705516118113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27823794.

The product of its (nonzero) digits is 176400, while the sum is 47.

The spelling of 170705516118113 in words is "one hundred seventy trillion, seven hundred five billion, five hundred sixteen million, one hundred eighteen thousand, one hundred thirteen".