115223133545 has 16 divisors (see below), whose sum is σ = 157662786960. Its totient is φ = 80082683904.

The previous prime is 115223133533. The next prime is 115223133547. The reversal of 115223133545 is 545331322511.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 24334752016 + 90888381529 = 155996^2 + 301477^2 .

It is not a de Polignac number, because 115223133545 - 2²⁴ = 115206356329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115223133547) 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 15 ways as a sum of consecutive naturals, for example, 52136060 + ... + 52138269.

It is an arithmetic number, because the mean of its divisors is an integer number (9853924185).

Almost surely, 2^115223133545 is an apocalyptic number.

It is an amenable number.

115223133545 is a deficient number, since it is larger than the sum of its proper divisors (42439653415).

115223133545 is a wasteful number, since it uses less digits than its factorization.

115223133545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104274364.

The product of its digits is 54000, while the sum is 35.

The spelling of 115223133545 in words is "one hundred fifteen billion, two hundred twenty-three million, one hundred thirty-three thousand, five hundred forty-five".