11861872114 has 8 divisors (see below), whose sum is σ = 18226779228. Its totient is φ = 5786279040.

The previous prime is 11861872103. The next prime is 11861872129. The reversal of 11861872114 is 41127816811.

11861872114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11825475025 + 36397089 = 108745^2 + 6033^2 .

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, 72328407 + ... + 72328570.

Almost surely, 2^11861872114 is an apocalyptic number.

11861872114 is a deficient number, since it is larger than the sum of its proper divisors (6364907114).

11861872114 is a wasteful number, since it uses less digits than its factorization.

11861872114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144657020.

The product of its digits is 21504, while the sum is 40.

The spelling of 11861872114 in words is "eleven billion, eight hundred sixty-one million, eight hundred seventy-two thousand, one hundred fourteen".