115066663 has 2 divisors, whose sum is σ = 115066664. Its totient is φ = 115066662.

The previous prime is 115066661. The next prime is 115066673. The reversal of 115066663 is 366660511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115066663 - 2¹ = 115066661 is a prime.

Together with 115066661, 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 (115066661) 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, 57533331 + 57533332.

It is an arithmetic number, because the mean of its divisors is an integer number (57533332).

Almost surely, 2^115066663 is an apocalyptic number.

115066663 is a deficient number, since it is larger than the sum of its proper divisors (1).

115066663 is an equidigital number, since it uses as much as digits as its factorization.

115066663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 115066663 is about 10726.9130228598. The cubic root of 115066663 is about 486.3883597254.

The spelling of 115066663 in words is "one hundred fifteen million, sixty-six thousand, six hundred sixty-three".