12070271 has 4 divisors (see below), whose sum is σ = 12123672. Its totient is φ = 12016872.

The previous prime is 12070243. The next prime is 12070283. The reversal of 12070271 is 17207021.

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 12070271 - 2¹⁴ = 12053887 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 (12070231) 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, 26360 + ... + 26813.

It is an arithmetic number, because the mean of its divisors is an integer number (3030918).

Almost surely, 2^12070271 is an apocalyptic number.

12070271 is a deficient number, since it is larger than the sum of its proper divisors (53401).

12070271 is an equidigital number, since it uses as much as digits as its factorization.

12070271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53400.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 12070271 is about 3474.2295548798. The cubic root of 12070271 is about 229.3888691013.

Adding to 12070271 its reverse (17207021), we get a palindrome (29277292).

The spelling of 12070271 in words is "twelve million, seventy thousand, two hundred seventy-one".