115223403506 has 8 divisors (see below), whose sum is σ = 172837399644. Its totient is φ = 57610936960.

The previous prime is 115223403467. The next prime is 115223403509. The reversal of 115223403506 is 605304322511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101352452881 + 13870950625 = 318359^2 + 117775^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (115223403509) 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 3 ways as a sum of consecutive naturals, for example, 170615 + ... + 509466.

Almost surely, 2^115223403506 is an apocalyptic number.

115223403506 is a deficient number, since it is larger than the sum of its proper divisors (57613996138).

115223403506 is an equidigital number, since it uses as much as digits as its factorization.

115223403506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764796.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 115223403506 in words is "one hundred fifteen billion, two hundred twenty-three million, four hundred three thousand, five hundred six".