1135313105209 has 2 divisors, whose sum is σ = 1135313105210. Its totient is φ = 1135313105208.

The previous prime is 1135313105207. The next prime is 1135313105291. The reversal of 1135313105209 is 9025013135311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 585041414400 + 550271690809 = 764880^2 + 741803^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135313105209 - 2¹ = 1135313105207 is a prime.

Together with 1135313105207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1135313105203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567656552604 + 567656552605.

It is an arithmetic number, because the mean of its divisors is an integer number (567656552605).

Almost surely, 2^{1135313105209} is an apocalyptic number.

It is an amenable number.

1135313105209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135313105209 is an equidigital number, since it uses as much as digits as its factorization.

1135313105209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 34.

The spelling of 1135313105209 in words is "one trillion, one hundred thirty-five billion, three hundred thirteen million, one hundred five thousand, two hundred nine".