12001893139 has 2 divisors, whose sum is σ = 12001893140. Its totient is φ = 12001893138.

The previous prime is 12001893131. The next prime is 12001893151. The reversal of 12001893139 is 93139810021.

It is a weak prime.

It is an emirp because it is prime and its reverse (93139810021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12001893139 - 2³ = 12001893131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12001893098 and 12001893107.

It is not a weakly prime, because it can be changed into another prime (12001893131) 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, 6000946569 + 6000946570.

It is an arithmetic number, because the mean of its divisors is an integer number (6000946570).

Almost surely, 2^12001893139 is an apocalyptic number.

12001893139 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001893139 is an equidigital number, since it uses as much as digits as its factorization.

12001893139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 12001893139 in words is "twelve billion, one million, eight hundred ninety-three thousand, one hundred thirty-nine".