118395506 has 8 divisors (see below), whose sum is σ = 177859164. Its totient is φ = 59109120.

The previous prime is 118395503. The next prime is 118395509. The reversal of 118395506 is 605593811.

It is an interprime number because it is at equal distance from previous prime (118395503) and next prime (118395509).

It can be written as a sum of positive squares in 2 ways, for example, as 97318225 + 21077281 = 9865^2 + 4591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 118395506.

It is not an unprimeable number, because it can be changed into a prime (118395503) 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 in 3 ways as a sum of consecutive naturals, for example, 42635 + ... + 45326.

Almost surely, 2^118395506 is an apocalyptic number.

118395506 is a deficient number, since it is larger than the sum of its proper divisors (59463658).

118395506 is an equidigital number, since it uses as much as digits as its factorization.

118395506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88636.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 118395506 is about 10880.9699016218. The cubic root of 118395506 is about 491.0341977417.

The spelling of 118395506 in words is "one hundred eighteen million, three hundred ninety-five thousand, five hundred six".