12061711 has 4 divisors (see below), whose sum is σ = 12113712. Its totient is φ = 12009712.

The previous prime is 12061703. The next prime is 12061727. The reversal of 12061711 is 11716021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12061711 - 2³ = 12061703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12061111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25651 + ... + 26116.

It is an arithmetic number, because the mean of its divisors is an integer number (3028428).

Almost surely, 2^12061711 is an apocalyptic number.

12061711 is a deficient number, since it is larger than the sum of its proper divisors (52001).

12061711 is an equidigital number, since it uses as much as digits as its factorization.

12061711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52000.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 12061711 is about 3472.9974085795. The cubic root of 12061711 is about 229.3346302451.

Adding to 12061711 its reverse (11716021), we get a palindrome (23777732).

The spelling of 12061711 in words is "twelve million, sixty-one thousand, seven hundred eleven".