113317236487 has 24 divisors (see below), whose sum is σ = 148129956576. Its totient is φ = 85759426368.

The previous prime is 113317236437. The next prime is 113317236499. The reversal of 113317236487 is 784632713311.

It is a de Polignac number, because none of the positive numbers 2^k-113317236487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113317236437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3852568 + ... + 3881869.

It is an arithmetic number, because the mean of its divisors is an integer number (6172081524).

Almost surely, 2^113317236487 is an apocalyptic number.

113317236487 is a deficient number, since it is larger than the sum of its proper divisors (34812720089).

113317236487 is a wasteful number, since it uses less digits than its factorization.

113317236487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7734487 (or 7734480 counting only the distinct ones).

The product of its digits is 508032, while the sum is 46.

Adding to 113317236487 its reverse (784632713311), we get a palindrome (897949949798).

The spelling of 113317236487 in words is "one hundred thirteen billion, three hundred seventeen million, two hundred thirty-six thousand, four hundred eighty-seven".