12061247 has 4 divisors (see below), whose sum is σ = 13157736. Its totient is φ = 10964760.

The previous prime is 12061243. The next prime is 12061249. The reversal of 12061247 is 74216021.

12061247 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.

It is a cyclic number.

It is not a de Polignac number, because 12061247 - 2² = 12061243 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 (12061243) 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, 548228 + ... + 548249.

It is an arithmetic number, because the mean of its divisors is an integer number (3289434).

Almost surely, 2^12061247 is an apocalyptic number.

12061247 is a deficient number, since it is larger than the sum of its proper divisors (1096489).

12061247 is a wasteful number, since it uses less digits than its factorization.

12061247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096488.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 12061247 is about 3472.9306068506. The cubic root of 12061247 is about 229.3316894619.

Adding to 12061247 its reverse (74216021), we get a palindrome (86277268).

The spelling of 12061247 in words is "twelve million, sixty-one thousand, two hundred forty-seven".