11035145509 has 2 divisors, whose sum is σ = 11035145510. Its totient is φ = 11035145508.

The previous prime is 11035145497. The next prime is 11035145579. The reversal of 11035145509 is 90554153011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6380494884 + 4654650625 = 79878^2 + 68225^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11035145509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11035145579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5517572754 + 5517572755.

It is an arithmetic number, because the mean of its divisors is an integer number (5517572755).

Almost surely, 2^11035145509 is an apocalyptic number.

It is an amenable number.

11035145509 is a deficient number, since it is larger than the sum of its proper divisors (1).

11035145509 is an equidigital number, since it uses as much as digits as its factorization.

11035145509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 34.

The spelling of 11035145509 in words is "eleven billion, thirty-five million, one hundred forty-five thousand, five hundred nine".