118113517 has 4 divisors (see below), whose sum is σ = 118713276. Its totient is φ = 117513760.

The previous prime is 118113493. The next prime is 118113529. The reversal of 118113517 is 715311811.

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 89661961 + 28451556 = 9469^2 + 5334^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118113517 is a prime.

It is a super-3 number, since 3×118113517³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118113577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299584 + ... + 299977.

It is an arithmetic number, because the mean of its divisors is an integer number (29678319).

Almost surely, 2^118113517 is an apocalyptic number.

It is an amenable number.

118113517 is a deficient number, since it is larger than the sum of its proper divisors (599759).

118113517 is an equidigital number, since it uses as much as digits as its factorization.

118113517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599758.

The product of its digits is 840, while the sum is 28.

The square root of 118113517 is about 10868.0042786153. The cubic root of 118113517 is about 490.6440469001.

The spelling of 118113517 in words is "one hundred eighteen million, one hundred thirteen thousand, five hundred seventeen".