115133223243 has 16 divisors (see below), whose sum is σ = 154570050080. Its totient is φ = 76227630336.

The previous prime is 115133223241. The next prime is 115133223281. The reversal of 115133223243 is 342322331511.

It is not a de Polignac number, because 115133223243 - 2¹ = 115133223241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115133223243.

It is not an unprimeable number, because it can be changed into a prime (115133223241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61671 + ... + 483807.

It is an arithmetic number, because the mean of its divisors is an integer number (9660628130).

Almost surely, 2^115133223243 is an apocalyptic number.

115133223243 is a deficient number, since it is larger than the sum of its proper divisors (39436826837).

115133223243 is a wasteful number, since it uses less digits than its factorization.

115133223243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422766.

The product of its digits is 12960, while the sum is 30.

Adding to 115133223243 its reverse (342322331511), we get a palindrome (457455554754).

The spelling of 115133223243 in words is "one hundred fifteen billion, one hundred thirty-three million, two hundred twenty-three thousand, two hundred forty-three".