118223723 has 2 divisors, whose sum is σ = 118223724. Its totient is φ = 118223722.

The previous prime is 118223717. The next prime is 118223759. The reversal of 118223723 is 327322811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118223723 - 2⁸ = 118223467 is a prime.

It is not a weakly prime, because it can be changed into another prime (118220723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59111861 + 59111862.

It is an arithmetic number, because the mean of its divisors is an integer number (59111862).

Almost surely, 2^118223723 is an apocalyptic number.

118223723 is a deficient number, since it is larger than the sum of its proper divisors (1).

118223723 is an equidigital number, since it uses as much as digits as its factorization.

118223723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 29.

The square root of 118223723 is about 10873.0733005899. The cubic root of 118223723 is about 490.7965981932.

The spelling of 118223723 in words is "one hundred eighteen million, two hundred twenty-three thousand, seven hundred twenty-three".