300012239 has 2 divisors, whose sum is σ = 300012240. Its totient is φ = 300012238.

The previous prime is 300012199. The next prime is 300012241. The reversal of 300012239 is 932210003.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-300012239 is a prime.

Together with 300012241, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 300012239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300012259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150006119 + 150006120.

It is an arithmetic number, because the mean of its divisors is an integer number (150006120).

Almost surely, 2^300012239 is an apocalyptic number.

300012239 is a deficient number, since it is larger than the sum of its proper divisors (1).

300012239 is an equidigital number, since it uses as much as digits as its factorization.

300012239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 300012239 is about 17320.8613815826. The cubic root of 300012239 is about 669.4420535027.

The spelling of 300012239 in words is "three hundred million, twelve thousand, two hundred thirty-nine".