6641113233 has 4 divisors (see below), whose sum is σ = 8854817648. Its totient is φ = 4427408820.

The previous prime is 6641113217. The next prime is 6641113247. The reversal of 6641113233 is 3323111466.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6641113233 - 2⁴ = 6641113217 is a prime.

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 6641113233.

It is not an unprimeable number, because it can be changed into a prime (6641103233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106852203 + ... + 1106852208.

It is an arithmetic number, because the mean of its divisors is an integer number (2213704412).

Almost surely, 2^6641113233 is an apocalyptic number.

It is an amenable number.

6641113233 is a deficient number, since it is larger than the sum of its proper divisors (2213704415).

6641113233 is a wasteful number, since it uses less digits than its factorization.

6641113233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213704414.

The product of its digits is 7776, while the sum is 30.

The square root of 6641113233 is about 81493.0256709125. The cubic root of 6641113233 is about 1879.6643086496.

Adding to 6641113233 its reverse (3323111466), we get a palindrome (9964224699).

The spelling of 6641113233 in words is "six billion, six hundred forty-one million, one hundred thirteen thousand, two hundred thirty-three".