11609832197 has 2 divisors, whose sum is σ = 11609832198. Its totient is φ = 11609832196.

The previous prime is 11609832109. The next prime is 11609832233. The reversal of 11609832197 is 79123890611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10284799396 + 1325032801 = 101414^2 + 36401^2 .

It is a cyclic number.

It is not a de Polignac number, because 11609832197 - 2²⁸ = 11341396741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11609832097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5804916098 + 5804916099.

It is an arithmetic number, because the mean of its divisors is an integer number (5804916099).

Almost surely, 2^11609832197 is an apocalyptic number.

It is an amenable number.

11609832197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11609832197 is an equidigital number, since it uses as much as digits as its factorization.

11609832197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 47.

The spelling of 11609832197 in words is "eleven billion, six hundred nine million, eight hundred thirty-two thousand, one hundred ninety-seven".