1398830310859 has 2 divisors, whose sum is σ = 1398830310860. Its totient is φ = 1398830310858.

The previous prime is 1398830310817. The next prime is 1398830310863. The reversal of 1398830310859 is 9580130388931.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1398830310859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1398830316859) 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, 699415155429 + 699415155430.

It is an arithmetic number, because the mean of its divisors is an integer number (699415155430).

Almost surely, 2^{1398830310859} is an apocalyptic number.

1398830310859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1398830310859 is an equidigital number, since it uses as much as digits as its factorization.

1398830310859 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 1398830310859 in words is "one trillion, three hundred ninety-eight billion, eight hundred thirty million, three hundred ten thousand, eight hundred fifty-nine".