7135985483909 has 2 divisors, whose sum is σ = 7135985483910. Its totient is φ = 7135985483908.

The previous prime is 7135985483903. The next prime is 7135985483951. The reversal of 7135985483909 is 9093845895317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7070015102500 + 65970381409 = 2658950^2 + 256847^2 .

It is a cyclic number.

It is not a de Polignac number, because 7135985483909 - 2³⁶ = 7067266007173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7135985483903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3567992741954 + 3567992741955.

It is an arithmetic number, because the mean of its divisors is an integer number (3567992741955).

Almost surely, 2^{7135985483909} is an apocalyptic number.

It is an amenable number.

7135985483909 is a deficient number, since it is larger than the sum of its proper divisors (1).

7135985483909 is an equidigital number, since it uses as much as digits as its factorization.

7135985483909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 293932800, while the sum is 71.

The spelling of 7135985483909 in words is "seven trillion, one hundred thirty-five billion, nine hundred eighty-five million, four hundred eighty-three thousand, nine hundred nine".