304423231243 has 2 divisors, whose sum is σ = 304423231244. Its totient is φ = 304423231242.

The previous prime is 304423231201. The next prime is 304423231267. The reversal of 304423231243 is 342132324403.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-304423231243 is a prime.

It is not a weakly prime, because it can be changed into another prime (304423231043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152211615621 + 152211615622.

It is an arithmetic number, because the mean of its divisors is an integer number (152211615622).

Almost surely, 2^304423231243 is an apocalyptic number.

304423231243 is a deficient number, since it is larger than the sum of its proper divisors (1).

304423231243 is an equidigital number, since it uses as much as digits as its factorization.

304423231243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 304423231243 its reverse (342132324403), we get a palindrome (646555555646).

The spelling of 304423231243 in words is "three hundred four billion, four hundred twenty-three million, two hundred thirty-one thousand, two hundred forty-three".