12027140827 has 16 divisors (see below), whose sum is σ = 13060875520. Its totient is φ = 11009107872.

The previous prime is 12027140821. The next prime is 12027140843. The reversal of 12027140827 is 72804172021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12027140827 - 2³ = 12027140819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12027140792 and 12027140801.

It is not an unprimeable number, because it can be changed into a prime (12027140821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1743928 + ... + 1750810.

It is an arithmetic number, because the mean of its divisors is an integer number (816304720).

Almost surely, 2^12027140827 is an apocalyptic number.

12027140827 is a deficient number, since it is larger than the sum of its proper divisors (1033734693).

12027140827 is a wasteful number, since it uses less digits than its factorization.

12027140827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8002.

The product of its (nonzero) digits is 12544, while the sum is 34.

The spelling of 12027140827 in words is "twelve billion, twenty-seven million, one hundred forty thousand, eight hundred twenty-seven".