12421376683 has 2 divisors, whose sum is σ = 12421376684. Its totient is φ = 12421376682.

The previous prime is 12421376677. The next prime is 12421376713. The reversal of 12421376683 is 38667312421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12421376683 is a prime.

It is not a weakly prime, because it can be changed into another prime (12421376633) 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, 6210688341 + 6210688342.

It is an arithmetic number, because the mean of its divisors is an integer number (6210688342).

Almost surely, 2^12421376683 is an apocalyptic number.

12421376683 is a deficient number, since it is larger than the sum of its proper divisors (1).

12421376683 is an equidigital number, since it uses as much as digits as its factorization.

12421376683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 43.

The spelling of 12421376683 in words is "twelve billion, four hundred twenty-one million, three hundred seventy-six thousand, six hundred eighty-three".