11778140103 has 4 divisors (see below), whose sum is σ = 15704186808. Its totient is φ = 7852093400.

The previous prime is 11778140089. The next prime is 11778140131. The reversal of 11778140103 is 30104187711.

11778140103 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.

It is a cyclic number.

It is not a de Polignac number, because 11778140103 - 2⁹ = 11778139591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11778140503) 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, 1963023348 + ... + 1963023353.

It is an arithmetic number, because the mean of its divisors is an integer number (3926046702).

Almost surely, 2^11778140103 is an apocalyptic number.

11778140103 is a deficient number, since it is larger than the sum of its proper divisors (3926046705).

11778140103 is an equidigital number, since it uses as much as digits as its factorization.

11778140103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926046704.

The product of its (nonzero) digits is 4704, while the sum is 33.

The spelling of 11778140103 in words is "eleven billion, seven hundred seventy-eight million, one hundred forty thousand, one hundred three".