118516459 has 4 divisors (see below), whose sum is σ = 118569304. Its totient is φ = 118463616.

The previous prime is 118516457. The next prime is 118516477. The reversal of 118516459 is 954615811.

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

It is a cyclic number.

It is not a de Polignac number, because 118516459 - 2¹ = 118516457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118516457) 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, 22902 + ... + 27595.

It is an arithmetic number, because the mean of its divisors is an integer number (29642326).

Almost surely, 2^118516459 is an apocalyptic number.

118516459 is a deficient number, since it is larger than the sum of its proper divisors (52845).

118516459 is an equidigital number, since it uses as much as digits as its factorization.

118516459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52844.

The product of its digits is 43200, while the sum is 40.

The square root of 118516459 is about 10886.5264891976. The cubic root of 118516459 is about 491.2013545531.

The spelling of 118516459 in words is "one hundred eighteen million, five hundred sixteen thousand, four hundred fifty-nine".