118303504405 has 4 divisors (see below), whose sum is σ = 141964205292. Its totient is φ = 94642803520.

The previous prime is 118303504381. The next prime is 118303504447. The reversal of 118303504405 is 504405303811.

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 91063322289 + 27240182116 = 301767^2 + 165046^2 .

It is not a de Polignac number, because 118303504405 - 2⁹ = 118303503893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11830350436 + ... + 11830350445.

It is an arithmetic number, because the mean of its divisors is an integer number (35491051323).

Almost surely, 2^118303504405 is an apocalyptic number.

It is an amenable number.

118303504405 is a deficient number, since it is larger than the sum of its proper divisors (23660700887).

118303504405 is an equidigital number, since it uses as much as digits as its factorization.

118303504405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23660700886.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 118303504405 in words is "one hundred eighteen billion, three hundred three million, five hundred four thousand, four hundred five".