12269147 has 8 divisors (see below), whose sum is σ = 13696320. Its totient is φ = 10893960.

The previous prime is 12269141. The next prime is 12269167. The reversal of 12269147 is 74196221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12269147 - 2¹⁴ = 12252763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12269141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12497 + ... + 13442.

It is an arithmetic number, because the mean of its divisors is an integer number (1712040).

Almost surely, 2^12269147 is an apocalyptic number.

12269147 is a deficient number, since it is larger than the sum of its proper divisors (1427173).

12269147 is a wasteful number, since it uses less digits than its factorization.

12269147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25993.

The product of its digits is 6048, while the sum is 32.

The square root of 12269147 is about 3502.7342177219. The cubic root of 12269147 is about 230.6418555161.

The spelling of 12269147 in words is "twelve million, two hundred sixty-nine thousand, one hundred forty-seven".