1366061368699 has 2 divisors, whose sum is σ = 1366061368700. Its totient is φ = 1366061368698.

The previous prime is 1366061368631. The next prime is 1366061368723. The reversal of 1366061368699 is 9968631606631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1366061368699 - 2⁷ = 1366061368571 is a prime.

It is a super-2 number, since 2×1366061368699² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1366061368699.

It is not a weakly prime, because it can be changed into another prime (1366061368099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 683030684349 + 683030684350.

It is an arithmetic number, because the mean of its divisors is an integer number (683030684350).

Almost surely, 2^{1366061368699} is an apocalyptic number.

1366061368699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1366061368699 is an equidigital number, since it uses as much as digits as its factorization.

1366061368699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45349632, while the sum is 64.

The spelling of 1366061368699 in words is "one trillion, three hundred sixty-six billion, sixty-one million, three hundred sixty-eight thousand, six hundred ninety-nine".