999982000139 has 2 divisors, whose sum is σ = 999982000140. Its totient is φ = 999982000138.

The previous prime is 999982000067. The next prime is 999982000163. The reversal of 999982000139 is 931000289999.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999982000139 is a prime.

It is not a weakly prime, because it can be changed into another prime (999982000189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499991000069 + 499991000070.

It is an arithmetic number, because the mean of its divisors is an integer number (499991000070).

Almost surely, 2^999982000139 is an apocalyptic number.

999982000139 is a deficient number, since it is larger than the sum of its proper divisors (1).

999982000139 is an equidigital number, since it uses as much as digits as its factorization.

999982000139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2834352, while the sum is 59.

The spelling of 999982000139 in words is "nine hundred ninety-nine billion, nine hundred eighty-two million, one hundred thirty-nine", and thus it is an aban number.