115312183 has 8 divisors (see below), whose sum is σ = 131850752. Its totient is φ = 98789976.

The previous prime is 115312181. The next prime is 115312199. The reversal of 115312183 is 381213511.

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

It is a cyclic number.

It is not a de Polignac number, because 115312183 - 2¹ = 115312181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115312181) 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 in 7 ways as a sum of consecutive naturals, for example, 22966 + ... + 27532.

It is an arithmetic number, because the mean of its divisors is an integer number (16481344).

Almost surely, 2^115312183 is an apocalyptic number.

115312183 is a deficient number, since it is larger than the sum of its proper divisors (16538569).

115312183 is an equidigital number, since it uses as much as digits as its factorization.

115312183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8181.

The product of its digits is 720, while the sum is 25.

The square root of 115312183 is about 10738.3510372869. The cubic root of 115312183 is about 486.7340527715.

Adding to 115312183 its reverse (381213511), we get a palindrome (496525694).

The spelling of 115312183 in words is "one hundred fifteen million, three hundred twelve thousand, one hundred eighty-three".