115129699 has 2 divisors, whose sum is σ = 115129700. Its totient is φ = 115129698.

The previous prime is 115129673. The next prime is 115129717. The reversal of 115129699 is 996921511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115129699 - 2⁹ = 115129187 is a prime.

It is not a weakly prime, because it can be changed into another prime (115129639) 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, 57564849 + 57564850.

It is an arithmetic number, because the mean of its divisors is an integer number (57564850).

Almost surely, 2^115129699 is an apocalyptic number.

115129699 is a deficient number, since it is larger than the sum of its proper divisors (1).

115129699 is an equidigital number, since it uses as much as digits as its factorization.

115129699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43740, while the sum is 43.

The square root of 115129699 is about 10729.8508377330. The cubic root of 115129699 is about 486.4771615232.

The spelling of 115129699 in words is "one hundred fifteen million, one hundred twenty-nine thousand, six hundred ninety-nine".