115454433404251 has 4 divisors (see below), whose sum is σ = 115504916324512. Its totient is φ = 115403950483992.

The previous prime is 115454433404209. The next prime is 115454433404327. The reversal of 115454433404251 is 152404334454511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115454433404251 - 2³³ = 115445843469659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115454433404551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25241456700 + ... + 25241461273.

It is an arithmetic number, because the mean of its divisors is an integer number (28876229081128).

Almost surely, 2^{115454433404251} is an apocalyptic number.

115454433404251 is a deficient number, since it is larger than the sum of its proper divisors (50482920261).

115454433404251 is an equidigital number, since it uses as much as digits as its factorization.

115454433404251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50482920260.

The product of its (nonzero) digits is 2304000, while the sum is 46.

Adding to 115454433404251 its reverse (152404334454511), we get a palindrome (267858767858762).

The spelling of 115454433404251 in words is "one hundred fifteen trillion, four hundred fifty-four billion, four hundred thirty-three million, four hundred four thousand, two hundred fifty-one".