115205344403 has 2 divisors, whose sum is σ = 115205344404. Its totient is φ = 115205344402.

The previous prime is 115205344381. The next prime is 115205344433. The reversal of 115205344403 is 304443502511.

It is a weak prime.

It is an emirp because it is prime and its reverse (304443502511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115205344403 - 2⁸ = 115205344147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115205344403.

It is not a weakly prime, because it can be changed into another prime (115205344433) 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, 57602672201 + 57602672202.

It is an arithmetic number, because the mean of its divisors is an integer number (57602672202).

Almost surely, 2^115205344403 is an apocalyptic number.

115205344403 is a deficient number, since it is larger than the sum of its proper divisors (1).

115205344403 is an equidigital number, since it uses as much as digits as its factorization.

115205344403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 115205344403 its reverse (304443502511), we get a palindrome (419648846914).

The spelling of 115205344403 in words is "one hundred fifteen billion, two hundred five million, three hundred forty-four thousand, four hundred three".