12838324403 has 2 divisors, whose sum is σ = 12838324404. Its totient is φ = 12838324402.

The previous prime is 12838324349. The next prime is 12838324409. The reversal of 12838324403 is 30442383821.

It is a strong prime.

It is an emirp because it is prime and its reverse (30442383821) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12838324403 is a prime.

It is not a weakly prime, because it can be changed into another prime (12838324409) 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, 6419162201 + 6419162202.

It is an arithmetic number, because the mean of its divisors is an integer number (6419162202).

Almost surely, 2^12838324403 is an apocalyptic number.

12838324403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12838324403 is an equidigital number, since it uses as much as digits as its factorization.

12838324403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 12838324403 in words is "twelve billion, eight hundred thirty-eight million, three hundred twenty-four thousand, four hundred three".