118779393 has 8 divisors (see below), whose sum is σ = 166708000. Its totient is φ = 75018528.

The previous prime is 118779359. The next prime is 118779421. The reversal of 118779393 is 393977811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 118779393 - 2⁶ = 118779329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118779593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041868 + ... + 1041981.

It is an arithmetic number, because the mean of its divisors is an integer number (20838500).

Almost surely, 2^118779393 is an apocalyptic number.

It is an amenable number.

118779393 is a deficient number, since it is larger than the sum of its proper divisors (47928607).

118779393 is a wasteful number, since it uses less digits than its factorization.

118779393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083871.

The product of its digits is 285768, while the sum is 48.

The square root of 118779393 is about 10898.5959187411. The cubic root of 118779393 is about 491.5643368895.

The spelling of 118779393 in words is "one hundred eighteen million, seven hundred seventy-nine thousand, three hundred ninety-three".