11609683513 has 2 divisors, whose sum is σ = 11609683514. Its totient is φ = 11609683512.

The previous prime is 11609683507. The next prime is 11609683543. The reversal of 11609683513 is 31538690611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6280245504 + 5329438009 = 79248^2 + 73003^2 .

It is an emirp because it is prime and its reverse (31538690611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11609683513 - 2¹³ = 11609675321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11609683513.

It is not a weakly prime, because it can be changed into another prime (11609683543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5804841756 + 5804841757.

It is an arithmetic number, because the mean of its divisors is an integer number (5804841757).

Almost surely, 2^11609683513 is an apocalyptic number.

It is an amenable number.

11609683513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11609683513 is an equidigital number, since it uses as much as digits as its factorization.

11609683513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 11609683513 in words is "eleven billion, six hundred nine million, six hundred eighty-three thousand, five hundred thirteen".