11609196523 has 2 divisors, whose sum is σ = 11609196524. Its totient is φ = 11609196522.

The previous prime is 11609196503. The next prime is 11609196527. The reversal of 11609196523 is 32569190611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11609196523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11609196523.

It is not a weakly prime, because it can be changed into another prime (11609196527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5804598261 + 5804598262.

It is an arithmetic number, because the mean of its divisors is an integer number (5804598262).

Almost surely, 2^11609196523 is an apocalyptic number.

11609196523 is a deficient number, since it is larger than the sum of its proper divisors (1).

11609196523 is an equidigital number, since it uses as much as digits as its factorization.

11609196523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 43.

The spelling of 11609196523 in words is "eleven billion, six hundred nine million, one hundred ninety-six thousand, five hundred twenty-three".