118015790 has 16 divisors (see below), whose sum is σ = 219754080. Its totient is φ = 45578400.

The previous prime is 118015787. The next prime is 118015813. The reversal of 118015790 is 97510811.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 203186 + ... + 203765.

It is an arithmetic number, because the mean of its divisors is an integer number (13734630).

Almost surely, 2^118015790 is an apocalyptic number.

118015790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118015790 is a deficient number, since it is larger than the sum of its proper divisors (101738290).

118015790 is a wasteful number, since it uses less digits than its factorization.

118015790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406987.

The product of its (nonzero) digits is 2520, while the sum is 32.

The square root of 118015790 is about 10863.5072605490. The cubic root of 118015790 is about 490.5086901054.

The spelling of 118015790 in words is "one hundred eighteen million, fifteen thousand, seven hundred ninety".