115166131043 has 4 divisors (see below), whose sum is σ = 115190214048. Its totient is φ = 115142048040.

The previous prime is 115166131007. The next prime is 115166131051. The reversal of 115166131043 is 340131661511.

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 115166131043 - 2²⁰ = 115165082467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115166131343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12034328 + ... + 12043893.

It is an arithmetic number, because the mean of its divisors is an integer number (28797553512).

Almost surely, 2^115166131043 is an apocalyptic number.

115166131043 is a deficient number, since it is larger than the sum of its proper divisors (24083005).

115166131043 is an equidigital number, since it uses as much as digits as its factorization.

115166131043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24083004.

The product of its (nonzero) digits is 6480, while the sum is 32.

Adding to 115166131043 its reverse (340131661511), we get a palindrome (455297792554).

The spelling of 115166131043 in words is "one hundred fifteen billion, one hundred sixty-six million, one hundred thirty-one thousand, forty-three".