115441551243 has 8 divisors (see below), whose sum is σ = 171024520400. Its totient is φ = 76961034144.

The previous prime is 115441551233. The next prime is 115441551271. The reversal of 115441551243 is 342155144511.

115441551243 is a `hidden beast` number, since 1 + 154 + 415 + 51 + 2 + 43 = 666.

It is not a de Polignac number, because 115441551243 - 2²² = 115437356939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115441551198 and 115441551207.

It is not an unprimeable number, because it can be changed into a prime (115441551233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2137806478 + ... + 2137806531.

It is an arithmetic number, because the mean of its divisors is an integer number (21378065050).

Almost surely, 2^115441551243 is an apocalyptic number.

115441551243 is a deficient number, since it is larger than the sum of its proper divisors (55582969157).

115441551243 is an equidigital number, since it uses as much as digits as its factorization.

115441551243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275613018 (or 4275613012 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

Adding to 115441551243 its reverse (342155144511), we get a palindrome (457596695754).

The spelling of 115441551243 in words is "one hundred fifteen billion, four hundred forty-one million, five hundred fifty-one thousand, two hundred forty-three".