12302243539 has 2 divisors, whose sum is σ = 12302243540. Its totient is φ = 12302243538.

The previous prime is 12302243537. The next prime is 12302243549. The reversal of 12302243539 is 93534220321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12302243539 - 2¹ = 12302243537 is a prime.

Together with 12302243537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12302243531) 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, 6151121769 + 6151121770.

It is an arithmetic number, because the mean of its divisors is an integer number (6151121770).

Almost surely, 2^12302243539 is an apocalyptic number.

12302243539 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302243539 is an equidigital number, since it uses as much as digits as its factorization.

12302243539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 12302243539 in words is "twelve billion, three hundred two million, two hundred forty-three thousand, five hundred thirty-nine".