12061109727 has 6 divisors (see below), whose sum is σ = 17421602952. Its totient is φ = 8040739812.

The previous prime is 12061109717. The next prime is 12061109729. The reversal of 12061109727 is 72790116021.

It is a happy number.

12061109727 is a `hidden beast` number, since 12 + 0 + 611 + 0 + 9 + 7 + 27 = 666.

It is not a de Polignac number, because 12061109727 - 2⁸ = 12061109471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12061109691 and 12061109700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12061109729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 670061643 + ... + 670061660.

It is an arithmetic number, because the mean of its divisors is an integer number (2903600492).

Almost surely, 2^12061109727 is an apocalyptic number.

12061109727 is a deficient number, since it is larger than the sum of its proper divisors (5360493225).

12061109727 is a wasteful number, since it uses less digits than its factorization.

12061109727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340123309 (or 1340123306 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The spelling of 12061109727 in words is "twelve billion, sixty-one million, one hundred nine thousand, seven hundred twenty-seven".