113315450617 has 4 divisors (see below), whose sum is σ = 113316235380. Its totient is φ = 113314665856.

The previous prime is 113315450609. The next prime is 113315450623. The reversal of 113315450617 is 716054513311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 69301089001 + 44014361616 = 263251^2 + 209796^2 .

It is a cyclic number.

It is not a de Polignac number, because 113315450617 - 2³ = 113315450609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113315450117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106228 + ... + 487765.

It is an arithmetic number, because the mean of its divisors is an integer number (28329058845).

Almost surely, 2^113315450617 is an apocalyptic number.

It is an amenable number.

113315450617 is a deficient number, since it is larger than the sum of its proper divisors (784763).

113315450617 is an equidigital number, since it uses as much as digits as its factorization.

113315450617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784762.

The product of its (nonzero) digits is 37800, while the sum is 37.

Adding to 113315450617 its reverse (716054513311), we get a palindrome (829369963928).

The spelling of 113315450617 in words is "one hundred thirteen billion, three hundred fifteen million, four hundred fifty thousand, six hundred seventeen".