11133333243 has 24 divisors (see below), whose sum is σ = 16158408240. Its totient is φ = 7386785280.

The previous prime is 11133333227. The next prime is 11133333259. The reversal of 11133333243 is 34233333111.

11133333243 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 333 + 324 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (11133333227) and next prime (11133333259).

It is not a de Polignac number, because 11133333243 - 2⁴ = 11133333227 is a prime.

It is a super-2 number, since 2×11133333243² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11133334243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2549580 + ... + 2553942.

It is an arithmetic number, because the mean of its divisors is an integer number (673267010).

Almost surely, 2^11133333243 is an apocalyptic number.

11133333243 is a deficient number, since it is larger than the sum of its proper divisors (5025074997).

11133333243 is a wasteful number, since it uses less digits than its factorization.

11133333243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5659 (or 5656 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

Adding to 11133333243 its reverse (34233333111), we get a palindrome (45366666354).

The spelling of 11133333243 in words is "eleven billion, one hundred thirty-three million, three hundred thirty-three thousand, two hundred forty-three".