115530199 has 2 divisors, whose sum is σ = 115530200. Its totient is φ = 115530198.

The previous prime is 115530197. The next prime is 115530253. The reversal of 115530199 is 991035511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115530199 - 2¹ = 115530197 is a prime.

It is a super-3 number, since 3×115530199³ (a number of 25 digits) contains 333 as substring.

Together with 115530197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115530197) 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 as a sum of consecutive naturals, namely, 57765099 + 57765100.

It is an arithmetic number, because the mean of its divisors is an integer number (57765100).

Almost surely, 2^115530199 is an apocalyptic number.

115530199 is a deficient number, since it is larger than the sum of its proper divisors (1).

115530199 is an equidigital number, since it uses as much as digits as its factorization.

115530199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6075, while the sum is 34.

The square root of 115530199 is about 10748.4975229099. The cubic root of 115530199 is about 487.0406090040.

The spelling of 115530199 in words is "one hundred fifteen million, five hundred thirty thousand, one hundred ninety-nine".