118700505 has 128 divisors (see below), whose sum is σ = 277401600. Its totient is φ = 46656000.

The previous prime is 118700497. The next prime is 118700513. The reversal of 118700505 is 505007811.

It is an interprime number because it is at equal distance from previous prime (118700497) and next prime (118700513).

It is not a de Polignac number, because 118700505 - 2³ = 118700497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 197205 + ... + 197805.

It is an arithmetic number, because the mean of its divisors is an integer number (2167200).

Almost surely, 2^118700505 is an apocalyptic number.

118700505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118700505 is an abundant number, since it is smaller than the sum of its proper divisors (158701095).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118700505 is a wasteful number, since it uses less digits than its factorization.

118700505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 27.

The square root of 118700505 is about 10894.9761358160. The cubic root of 118700505 is about 491.4554877179.

The spelling of 118700505 in words is "one hundred eighteen million, seven hundred thousand, five hundred five".