115469993 has 2 divisors, whose sum is σ = 115469994. Its totient is φ = 115469992.

The previous prime is 115469969. The next prime is 115470031. The reversal of 115469993 is 399964511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101868649 + 13601344 = 10093^2 + 3688^2 .

It is a cyclic number.

It is not a de Polignac number, because 115469993 - 2¹⁴ = 115453609 is a prime.

It is not a weakly prime, because it can be changed into another prime (115469923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57734996 + 57734997.

It is an arithmetic number, because the mean of its divisors is an integer number (57734997).

Almost surely, 2^115469993 is an apocalyptic number.

It is an amenable number.

115469993 is a deficient number, since it is larger than the sum of its proper divisors (1).

115469993 is an equidigital number, since it uses as much as digits as its factorization.

115469993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 262440, while the sum is 47.

The square root of 115469993 is about 10745.6964874316. The cubic root of 115469993 is about 486.9559908341.

The spelling of 115469993 in words is "one hundred fifteen million, four hundred sixty-nine thousand, nine hundred ninety-three".