113311330387 has 4 divisors (see below), whose sum is σ = 113806139920. Its totient is φ = 112816520856.

The previous prime is 113311330381. The next prime is 113311330439. The reversal of 113311330387 is 783033113311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113311330387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113311330381) 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, 247404423 + ... + 247404880.

It is an arithmetic number, because the mean of its divisors is an integer number (28451534980).

Almost surely, 2^113311330387 is an apocalyptic number.

113311330387 is a deficient number, since it is larger than the sum of its proper divisors (494809533).

113311330387 is an equidigital number, since it uses as much as digits as its factorization.

113311330387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494809532.

The product of its (nonzero) digits is 13608, while the sum is 34.

Adding to 113311330387 its reverse (783033113311), we get a palindrome (896344443698).

The spelling of 113311330387 in words is "one hundred thirteen billion, three hundred eleven million, three hundred thirty thousand, three hundred eighty-seven".