1298109625583 has 2 divisors, whose sum is σ = 1298109625584. Its totient is φ = 1298109625582.

The previous prime is 1298109625567. The next prime is 1298109625601. The reversal of 1298109625583 is 3855269018921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1298109625583 - 2⁴ = 1298109625567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1298109621583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649054812791 + 649054812792.

It is an arithmetic number, because the mean of its divisors is an integer number (649054812792).

Almost surely, 2^{1298109625583} is an apocalyptic number.

1298109625583 is a deficient number, since it is larger than the sum of its proper divisors (1).

1298109625583 is an equidigital number, since it uses as much as digits as its factorization.

1298109625583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9331200, while the sum is 59.

The spelling of 1298109625583 in words is "one trillion, two hundred ninety-eight billion, one hundred nine million, six hundred twenty-five thousand, five hundred eighty-three".