118340729939 has 4 divisors (see below), whose sum is σ = 118347191424. Its totient is φ = 118334268456.

The previous prime is 118340729879. The next prime is 118340729971. The reversal of 118340729939 is 939927043811.

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 118340729939 - 2¹² = 118340725843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118340729989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3203192 + ... + 3239925.

It is an arithmetic number, because the mean of its divisors is an integer number (29586797856).

Almost surely, 2^118340729939 is an apocalyptic number.

118340729939 is a deficient number, since it is larger than the sum of its proper divisors (6461485).

118340729939 is an equidigital number, since it uses as much as digits as its factorization.

118340729939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461484.

The product of its (nonzero) digits is 2939328, while the sum is 56.

The spelling of 118340729939 in words is "one hundred eighteen billion, three hundred forty million, seven hundred twenty-nine thousand, nine hundred thirty-nine".