790000243 has 2 divisors, whose sum is σ = 790000244. Its totient is φ = 790000242.

The previous prime is 790000219. The next prime is 790000291. The reversal of 790000243 is 342000097.

It is a weak prime.

It is an emirp because it is prime and its reverse (342000097) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 790000243 - 2⁹ = 789999731 is a prime.

It is not a weakly prime, because it can be changed into another prime (790000643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395000121 + 395000122.

It is an arithmetic number, because the mean of its divisors is an integer number (395000122).

Almost surely, 2^790000243 is an apocalyptic number.

790000243 is a deficient number, since it is larger than the sum of its proper divisors (1).

790000243 is an equidigital number, since it uses as much as digits as its factorization.

790000243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 790000243 is about 28106.9429678861. The cubic root of 790000243 is about 924.4336413213.

The spelling of 790000243 in words is "seven hundred ninety million, two hundred forty-three", and thus it is an aban number.