11223534433 has 4 divisors (see below), whose sum is σ = 11305458180. Its totient is φ = 11141610688.

The previous prime is 11223534409. The next prime is 11223534437. The reversal of 11223534433 is 33443532211.

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 4742801424 + 6480733009 = 68868^2 + 80503^2 .

It is a cyclic number.

It is not a de Polignac number, because 11223534433 - 2⁵ = 11223534401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11223534395 and 11223534404.

It is not an unprimeable number, because it can be changed into a prime (11223534437) 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, 40961668 + ... + 40961941.

It is an arithmetic number, because the mean of its divisors is an integer number (2826364545).

Almost surely, 2^11223534433 is an apocalyptic number.

It is an amenable number.

11223534433 is a deficient number, since it is larger than the sum of its proper divisors (81923747).

11223534433 is an equidigital number, since it uses as much as digits as its factorization.

11223534433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81923746.

The product of its digits is 25920, while the sum is 31.

The spelling of 11223534433 in words is "eleven billion, two hundred twenty-three million, five hundred thirty-four thousand, four hundred thirty-three".