12420948599 has 2 divisors, whose sum is σ = 12420948600. Its totient is φ = 12420948598.

The previous prime is 12420948539. The next prime is 12420948607. The reversal of 12420948599 is 99584902421.

12420948599 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12420948599 - 2²⁰ = 12419900023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12420948599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12420948539) 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, 6210474299 + 6210474300.

It is an arithmetic number, because the mean of its divisors is an integer number (6210474300).

Almost surely, 2^12420948599 is an apocalyptic number.

12420948599 is a deficient number, since it is larger than the sum of its proper divisors (1).

12420948599 is an equidigital number, since it uses as much as digits as its factorization.

12420948599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 53.

The spelling of 12420948599 in words is "twelve billion, four hundred twenty million, nine hundred forty-eight thousand, five hundred ninety-nine".