1298063063839 has 2 divisors, whose sum is σ = 1298063063840. Its totient is φ = 1298063063838.

The previous prime is 1298063063779. The next prime is 1298063063873. The reversal of 1298063063839 is 9383603608921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1298063063839 - 2⁷ = 1298063063711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1298063063639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649031531919 + 649031531920.

It is an arithmetic number, because the mean of its divisors is an integer number (649031531920).

Almost surely, 2^{1298063063839} is an apocalyptic number.

1298063063839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1298063063839 is an equidigital number, since it uses as much as digits as its factorization.

1298063063839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 1298063063839 in words is "one trillion, two hundred ninety-eight billion, sixty-three million, sixty-three thousand, eight hundred thirty-nine".