11133467789 has 4 divisors (see below), whose sum is σ = 11144703360. Its totient is φ = 11122232220.

The previous prime is 11133467783. The next prime is 11133467801. The reversal of 11133467789 is 98776433111.

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, and also an emirpimes, since its reverse is a distinct semiprime: 98776433111 = 2203 ⋅44837237.

It is a cyclic number.

It is not a de Polignac number, because 11133467789 - 2⁸ = 11133467533 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133467783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5616299 + ... + 5618280.

It is an arithmetic number, because the mean of its divisors is an integer number (2786175840).

Almost surely, 2^11133467789 is an apocalyptic number.

It is an amenable number.

11133467789 is a deficient number, since it is larger than the sum of its proper divisors (11235571).

11133467789 is an equidigital number, since it uses as much as digits as its factorization.

11133467789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11235570.

The product of its digits is 762048, while the sum is 50.

The spelling of 11133467789 in words is "eleven billion, one hundred thirty-three million, four hundred sixty-seven thousand, seven hundred eighty-nine".