12072307 has 8 divisors (see below), whose sum is σ = 13034000. Its totient is φ = 11115360.

The previous prime is 12072301. The next prime is 12072317. The reversal of 12072307 is 70327021.

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

It is a cyclic number.

It is not a de Polignac number, because 12072307 - 2¹⁵ = 12039539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12072301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5557 + ... + 7417.

It is an arithmetic number, because the mean of its divisors is an integer number (1629250).

Almost surely, 2^12072307 is an apocalyptic number.

12072307 is a deficient number, since it is larger than the sum of its proper divisors (961693).

12072307 is a wasteful number, since it uses less digits than its factorization.

12072307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 12072307 is about 3474.5225571293. The cubic root of 12072307 is about 229.4017660633.

Adding to 12072307 its reverse (70327021), we get a palindrome (82399328).

It can be divided in two parts, 120 and 72307, that added together give a palindrome (72427).

The spelling of 12072307 in words is "twelve million, seventy-two thousand, three hundred seven".