1361253667559 has 2 divisors, whose sum is σ = 1361253667560. Its totient is φ = 1361253667558.

The previous prime is 1361253667519. The next prime is 1361253667583. The reversal of 1361253667559 is 9557663521631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1361253667559 - 2³² = 1356958700263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1361253667498 and 1361253667507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1361253667519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680626833779 + 680626833780.

It is an arithmetic number, because the mean of its divisors is an integer number (680626833780).

Almost surely, 2^{1361253667559} is an apocalyptic number.

1361253667559 is a deficient number, since it is larger than the sum of its proper divisors (1).

1361253667559 is an equidigital number, since it uses as much as digits as its factorization.

1361253667559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30618000, while the sum is 59.

The spelling of 1361253667559 in words is "one trillion, three hundred sixty-one billion, two hundred fifty-three million, six hundred sixty-seven thousand, five hundred fifty-nine".