11140224237 has 12 divisors (see below), whose sum is σ = 16151257980. Its totient is φ = 7399205568.

The previous prime is 11140224223. The next prime is 11140224259. The reversal of 11140224237 is 73242204111.

11140224237 is a `hidden beast` number, since 1 + 1 + 1 + 402 + 24 + 237 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6649750116 + 4490474121 = 81546^2 + 67011^2 .

It is not a de Polignac number, because 11140224237 - 2²⁷ = 11006006509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11140224237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140224437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2298328 + ... + 2303169.

It is an arithmetic number, because the mean of its divisors is an integer number (1345938165).

Almost surely, 2^11140224237 is an apocalyptic number.

It is an amenable number.

11140224237 is a deficient number, since it is larger than the sum of its proper divisors (5011033743).

11140224237 is a wasteful number, since it uses less digits than its factorization.

11140224237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4601772 (or 4601769 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

Adding to 11140224237 its reverse (73242204111), we get a palindrome (84382428348).

The spelling of 11140224237 in words is "eleven billion, one hundred forty million, two hundred twenty-four thousand, two hundred thirty-seven".