115998329 has 2 divisors, whose sum is σ = 115998330. Its totient is φ = 115998328.

The previous prime is 115998317. The next prime is 115998341. The reversal of 115998329 is 923899511.

It is a balanced prime because it is at equal distance from previous prime (115998317) and next prime (115998341).

It can be written as a sum of positive squares in only one way, i.e., 63043600 + 52954729 = 7940^2 + 7277^2 .

It is a cyclic number.

It is not a de Polignac number, because 115998329 - 2²⁴ = 99221113 is a prime.

It is a super-2 number, since 2×115998329² = 26911224661584482, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (115998359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57999164 + 57999165.

It is an arithmetic number, because the mean of its divisors is an integer number (57999165).

Almost surely, 2^115998329 is an apocalyptic number.

It is an amenable number.

115998329 is a deficient number, since it is larger than the sum of its proper divisors (1).

115998329 is an equidigital number, since it uses as much as digits as its factorization.

115998329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 47.

The square root of 115998329 is about 10770.2520397621. The cubic root of 115998329 is about 487.6975542957.

The spelling of 115998329 in words is "one hundred fifteen million, nine hundred ninety-eight thousand, three hundred twenty-nine".