115313316128 has 12 divisors (see below), whose sum is σ = 227023091190. Its totient is φ = 57656658048.

The previous prime is 115313316127. The next prime is 115313316193. The reversal of 115313316128 is 821613313511.

It can be written as a sum of positive squares in only one way, i.e., 107602368784 + 7710947344 = 328028^2 + 87812^2 .

It is not an unprimeable number, because it can be changed into a prime (115313316127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1801770533 + ... + 1801770596.

Almost surely, 2^115313316128 is an apocalyptic number.

It is an amenable number.

115313316128 is a deficient number, since it is larger than the sum of its proper divisors (111709775062).

115313316128 is an equidigital number, since it uses as much as digits as its factorization.

115313316128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3603541139 (or 3603541131 counting only the distinct ones).

The product of its digits is 12960, while the sum is 35.

Adding to 115313316128 its reverse (821613313511), we get a palindrome (936926629639).

The spelling of 115313316128 in words is "one hundred fifteen billion, three hundred thirteen million, three hundred sixteen thousand, one hundred twenty-eight".