1365693997699 has 2 divisors, whose sum is σ = 1365693997700. Its totient is φ = 1365693997698.

The previous prime is 1365693997691. The next prime is 1365693997711. The reversal of 1365693997699 is 9967993965631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1365693997699 - 2³ = 1365693997691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1365693997691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682846998849 + 682846998850.

It is an arithmetic number, because the mean of its divisors is an integer number (682846998850).

Almost surely, 2^{1365693997699} is an apocalyptic number.

1365693997699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1365693997699 is an equidigital number, since it uses as much as digits as its factorization.

1365693997699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4017693960, while the sum is 82.

The spelling of 1365693997699 in words is "one trillion, three hundred sixty-five billion, six hundred ninety-three million, nine hundred ninety-seven thousand, six hundred ninety-nine".