11313938689 has 3 divisors (see below), whose sum is σ = 11314045057. Its totient is φ = 11313832322.

The previous prime is 11313938681. The next prime is 11313938731. The reversal of 11313938689 is 98683931311.

It is a happy number.

The square root of 11313938689 is 106367.

It is a perfect power (a square), and thus also a powerful number.

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 is not a de Polignac number, because 11313938689 - 2³ = 11313938681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11313938681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 53184 + ... + 159550.

Almost surely, 2^11313938689 is an apocalyptic number.

11313938689 is the 106367-th square number.

11313938689 is the 53184-th centered octagonal number.

It is an amenable number.

11313938689 is a deficient number, since it is larger than the sum of its proper divisors (106368).

11313938689 is an frugal number, since it uses more digits than its factorization.

11313938689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212734 (or 106367 counting only the distinct ones).

The product of its digits is 839808, while the sum is 52.

The spelling of 11313938689 in words is "eleven billion, three hundred thirteen million, nine hundred thirty-eight thousand, six hundred eighty-nine".