118330153 has 4 divisors (see below), whose sum is σ = 119951188. Its totient is φ = 116709120.

The previous prime is 118330151. The next prime is 118330169. The reversal of 118330153 is 351033811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93857344 + 24472809 = 9688^2 + 4947^2 .

It is a cyclic number.

It is not a de Polignac number, because 118330153 - 2¹ = 118330151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118330151) 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, 810408 + ... + 810553.

It is an arithmetic number, because the mean of its divisors is an integer number (29987797).

Almost surely, 2^118330153 is an apocalyptic number.

It is an amenable number.

118330153 is a deficient number, since it is larger than the sum of its proper divisors (1621035).

118330153 is an equidigital number, since it uses as much as digits as its factorization.

118330153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621034.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 118330153 is about 10877.9664000217. The cubic root of 118330153 is about 490.9438326444.

Adding to 118330153 its reverse (351033811), we get a palindrome (469363964).

The spelling of 118330153 in words is "one hundred eighteen million, three hundred thirty thousand, one hundred fifty-three".