12061111 has 2 divisors, whose sum is σ = 12061112. Its totient is φ = 12061110.

The previous prime is 12061099. The next prime is 12061123. The reversal of 12061111 is 11116021.

12061111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12061099) and next prime (12061123).

It is a cyclic number.

It is not a de Polignac number, because 12061111 - 2⁵ = 12061079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12061091 and 12061100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12061151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6030555 + 6030556.

It is an arithmetic number, because the mean of its divisors is an integer number (6030556).

Almost surely, 2^12061111 is an apocalyptic number.

12061111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12061111 is an equidigital number, since it uses as much as digits as its factorization.

12061111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 12061111 is about 3472.9110267901. The cubic root of 12061111 is about 229.3308274939.

Adding to 12061111 its reverse (11116021), we get a palindrome (23177132).

The spelling of 12061111 in words is "twelve million, sixty-one thousand, one hundred eleven".