11698585601 has 2 divisors, whose sum is σ = 11698585602. Its totient is φ = 11698585600.

The previous prime is 11698585573. The next prime is 11698585621. The reversal of 11698585601 is 10658589611.

It is a Cunningham number, because it is equal to 108160²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11698585600 + 1 = 108160^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 11698585601 - 2²² = 11694391297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11698585601.

It is not a weakly prime, because it can be changed into another prime (11698585621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5849292800 + 5849292801.

It is an arithmetic number, because the mean of its divisors is an integer number (5849292801).

Almost surely, 2^11698585601 is an apocalyptic number.

It is an amenable number.

11698585601 is a deficient number, since it is larger than the sum of its proper divisors (1).

11698585601 is an equidigital number, since it uses as much as digits as its factorization.

11698585601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 50.

The spelling of 11698585601 in words is "eleven billion, six hundred ninety-eight million, five hundred eighty-five thousand, six hundred one".