12438899059 has 2 divisors, whose sum is σ = 12438899060. Its totient is φ = 12438899058.

The previous prime is 12438899009. The next prime is 12438899063. The reversal of 12438899059 is 95099883421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12438899059 - 2⁷ = 12438898931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12438898994 and 12438899012.

It is not a weakly prime, because it can be changed into another prime (12438899009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6219449529 + 6219449530.

It is an arithmetic number, because the mean of its divisors is an integer number (6219449530).

Almost surely, 2^12438899059 is an apocalyptic number.

12438899059 is a deficient number, since it is larger than the sum of its proper divisors (1).

12438899059 is an equidigital number, since it uses as much as digits as its factorization.

12438899059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 12438899059 in words is "twelve billion, four hundred thirty-eight million, eight hundred ninety-nine thousand, fifty-nine".