11223732239 has 12 divisors (see below), whose sum is σ = 11422211976. Its totient is φ = 11028270528.

The previous prime is 11223732137. The next prime is 11223732241. The reversal of 11223732239 is 93223732211.

11223732239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11223732239 - 2⁸ = 11223731983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11223732199 and 11223732208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223732259) 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 11 ways as a sum of consecutive naturals, for example, 1286777 + ... + 1295469.

It is an arithmetic number, because the mean of its divisors is an integer number (951850998).

Almost surely, 2^11223732239 is an apocalyptic number.

11223732239 is a deficient number, since it is larger than the sum of its proper divisors (198479737).

11223732239 is an frugal number, since it uses more digits than its factorization.

11223732239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9034 (or 8945 counting only the distinct ones).

The product of its digits is 27216, while the sum is 35.

The spelling of 11223732239 in words is "eleven billion, two hundred twenty-three million, seven hundred thirty-two thousand, two hundred thirty-nine".