118083923 has 4 divisors (see below), whose sum is σ = 118113840. Its totient is φ = 118054008.

The previous prime is 118083899. The next prime is 118083941. The reversal of 118083923 is 329380811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 329380811 = 29 ⋅11357959.

It is a cyclic number.

It is not a de Polignac number, because 118083923 - 2²² = 113889619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118086923) 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, 7940 + ... + 17297.

It is an arithmetic number, because the mean of its divisors is an integer number (29528460).

Almost surely, 2^118083923 is an apocalyptic number.

118083923 is a deficient number, since it is larger than the sum of its proper divisors (29917).

118083923 is an equidigital number, since it uses as much as digits as its factorization.

118083923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29916.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 118083923 is about 10866.6426737976. The cubic root of 118083923 is about 490.6030656103.

The spelling of 118083923 in words is "one hundred eighteen million, eighty-three thousand, nine hundred twenty-three".