1298992555067 has 2 divisors, whose sum is σ = 1298992555068. Its totient is φ = 1298992555066.

The previous prime is 1298992555031. The next prime is 1298992555097. The reversal of 1298992555067 is 7605552998921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1298992555067 - 2¹⁰ = 1298992554043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1298992554988 and 1298992555006.

It is not a weakly prime, because it can be changed into another prime (1298992555097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649496277533 + 649496277534.

It is an arithmetic number, because the mean of its divisors is an integer number (649496277534).

Almost surely, 2^{1298992555067} is an apocalyptic number.

1298992555067 is a deficient number, since it is larger than the sum of its proper divisors (1).

1298992555067 is an equidigital number, since it uses as much as digits as its factorization.

1298992555067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472000, while the sum is 68.

The spelling of 1298992555067 in words is "one trillion, two hundred ninety-eight billion, nine hundred ninety-two million, five hundred fifty-five thousand, sixty-seven".