11011987834 has 8 divisors (see below), whose sum is σ = 17050819968. Its totient is φ = 5328381180.

The previous prime is 11011987823. The next prime is 11011987853. The reversal of 11011987834 is 43878911011.

11011987834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 88806292 + ... + 88806415.

It is an arithmetic number, because the mean of its divisors is an integer number (2131352496).

Almost surely, 2^11011987834 is an apocalyptic number.

11011987834 is a deficient number, since it is larger than the sum of its proper divisors (6038832134).

11011987834 is a wasteful number, since it uses less digits than its factorization.

11011987834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177612740.

The product of its (nonzero) digits is 48384, while the sum is 43.

The spelling of 11011987834 in words is "eleven billion, eleven million, nine hundred eighty-seven thousand, eight hundred thirty-four".