115541323113 has 4 divisors (see below), whose sum is σ = 154055097488. Its totient is φ = 77027548740.

The previous prime is 115541323103. The next prime is 115541323127. The reversal of 115541323113 is 311323145511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 115541323113 - 2⁴ = 115541323097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115541323103) 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, 19256887183 + ... + 19256887188.

It is an arithmetic number, because the mean of its divisors is an integer number (38513774372).

Almost surely, 2^115541323113 is an apocalyptic number.

It is an amenable number.

115541323113 is a deficient number, since it is larger than the sum of its proper divisors (38513774375).

115541323113 is an equidigital number, since it uses as much as digits as its factorization.

115541323113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38513774374.

The product of its digits is 5400, while the sum is 30.

Adding to 115541323113 its reverse (311323145511), we get a palindrome (426864468624).

The spelling of 115541323113 in words is "one hundred fifteen billion, five hundred forty-one million, three hundred twenty-three thousand, one hundred thirteen".