118659923 has 2 divisors, whose sum is σ = 118659924. Its totient is φ = 118659922.

The previous prime is 118659917. The next prime is 118659941. The reversal of 118659923 is 329956811.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (329956811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118659923 - 2¹⁰ = 118658899 is a prime.

It is not a weakly prime, because it can be changed into another prime (118659943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59329961 + 59329962.

It is an arithmetic number, because the mean of its divisors is an integer number (59329962).

Almost surely, 2^118659923 is an apocalyptic number.

118659923 is a deficient number, since it is larger than the sum of its proper divisors (1).

118659923 is an equidigital number, since it uses as much as digits as its factorization.

118659923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The square root of 118659923 is about 10893.1135585745. The cubic root of 118659923 is about 491.3994741401.

The spelling of 118659923 in words is "one hundred eighteen million, six hundred fifty-nine thousand, nine hundred twenty-three".