11600434217 has 4 divisors (see below), whose sum is σ = 12000449220. Its totient is φ = 11200419216.

The previous prime is 11600434207. The next prime is 11600434231. The reversal of 11600434217 is 71243400611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7856340496 + 3744093721 = 88636^2 + 61189^2 .

It is a cyclic number.

It is not a de Polignac number, because 11600434217 - 2²⁸ = 11331998761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 400014973 = 11600434217 / (1 + 1 + 6 + 0 + 0 + 4 + 3 + 4 + 2 + 1 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11600434217.

It is not an unprimeable number, because it can be changed into a prime (11600434207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200007458 + ... + 200007515.

It is an arithmetic number, because the mean of its divisors is an integer number (3000112305).

Almost surely, 2^11600434217 is an apocalyptic number.

It is an amenable number.

11600434217 is a deficient number, since it is larger than the sum of its proper divisors (400015003).

11600434217 is an equidigital number, since it uses as much as digits as its factorization.

11600434217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400015002.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 11600434217 its reverse (71243400611), we get a palindrome (82843834828).

The spelling of 11600434217 in words is "eleven billion, six hundred million, four hundred thirty-four thousand, two hundred seventeen".