115205045303403 has 24 divisors (see below), whose sum is σ = 181853148075456. Its totient is φ = 69698960665200.

The previous prime is 115205045303377. The next prime is 115205045303419. The reversal of 115205045303403 is 304303540502511.

115205045303403 is a `hidden beast` number, since 1 + 1 + 5 + 205 + 0 + 45 + 3 + 0 + 3 + 403 = 666.

It is not a de Polignac number, because 115205045303403 - 2⁵ = 115205045303371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115205045703403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1018934125 + ... + 1019047182.

It is an arithmetic number, because the mean of its divisors is an integer number (7577214503144).

Almost surely, 2^{115205045303403} is an apocalyptic number.

115205045303403 is a deficient number, since it is larger than the sum of its proper divisors (66648102772053).

115205045303403 is a wasteful number, since it uses less digits than its factorization.

115205045303403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037981895 (or 2037981892 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 115205045303403 its reverse (304303540502511), we get a palindrome (419508585805914).

The spelling of 115205045303403 in words is "one hundred fifteen trillion, two hundred five billion, forty-five million, three hundred three thousand, four hundred three".