12071606 has 4 divisors (see below), whose sum is σ = 18107412. Its totient is φ = 6035802.

The previous prime is 12071599. The next prime is 12071611. The reversal of 12071606 is 60617021.

12071606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60617021 = 2099 ⋅28879.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3017900 + ... + 3017903.

It is an arithmetic number, because the mean of its divisors is an integer number (4526853).

Almost surely, 2^12071606 is an apocalyptic number.

12071606 is a deficient number, since it is larger than the sum of its proper divisors (6035806).

12071606 is an equidigital number, since it uses as much as digits as its factorization.

12071606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035805.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 12071606 is about 3474.4216784956. The cubic root of 12071606 is about 229.3973257700.

Adding to 12071606 its reverse (60617021), we get a palindrome (72688627).

The spelling of 12071606 in words is "twelve million, seventy-one thousand, six hundred six".