11778407113 has 4 divisors (see below), whose sum is σ = 12849171408. Its totient is φ = 10707642820.

The previous prime is 11778407089. The next prime is 11778407161. The reversal of 11778407113 is 31170487711.

11778407113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11778407113 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11778407413) 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, 535382131 + ... + 535382152.

It is an arithmetic number, because the mean of its divisors is an integer number (3212292852).

Almost surely, 2^11778407113 is an apocalyptic number.

It is an amenable number.

11778407113 is a deficient number, since it is larger than the sum of its proper divisors (1070764295).

11778407113 is a wasteful number, since it uses less digits than its factorization.

11778407113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070764294.

The product of its (nonzero) digits is 32928, while the sum is 40.

The spelling of 11778407113 in words is "eleven billion, seven hundred seventy-eight million, four hundred seven thousand, one hundred thirteen".