11143727715 has 32 divisors (see below), whose sum is σ = 19872414720. Its totient is φ = 5299305984.

The previous prime is 11143727711. The next prime is 11143727729. The reversal of 11143727715 is 51772734111.

11143727715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11143727715 - 2² = 11143727711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11143727711) 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 31 ways as a sum of consecutive naturals, for example, 1145179 + ... + 1154868.

It is an arithmetic number, because the mean of its divisors is an integer number (621012960).

Almost surely, 2^11143727715 is an apocalyptic number.

11143727715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11143727715 is a deficient number, since it is larger than the sum of its proper divisors (8728687005).

11143727715 is a wasteful number, since it uses less digits than its factorization.

11143727715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2300091.

The product of its digits is 41160, while the sum is 39.

The spelling of 11143727715 in words is "eleven billion, one hundred forty-three million, seven hundred twenty-seven thousand, seven hundred fifteen".