118533923 has 2 divisors, whose sum is σ = 118533924. Its totient is φ = 118533922.

The previous prime is 118533889. The next prime is 118533941. The reversal of 118533923 is 329335811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118533923 - 2¹⁰ = 118532899 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (118533983) 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 as a sum of consecutive naturals, namely, 59266961 + 59266962.

It is an arithmetic number, because the mean of its divisors is an integer number (59266962).

Almost surely, 2^118533923 is an apocalyptic number.

118533923 is a deficient number, since it is larger than the sum of its proper divisors (1).

118533923 is an equidigital number, since it uses as much as digits as its factorization.

118533923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 35.

The square root of 118533923 is about 10887.3285520370. The cubic root of 118533923 is about 491.2254803699.

The spelling of 118533923 in words is "one hundred eighteen million, five hundred thirty-three thousand, nine hundred twenty-three".