11240044237 has 2 divisors, whose sum is σ = 11240044238. Its totient is φ = 11240044236.

The previous prime is 11240044183. The next prime is 11240044247. The reversal of 11240044237 is 73244004211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11240028361 + 15876 = 106019^2 + 126^2 .

It is a cyclic number.

It is not a de Polignac number, because 11240044237 - 2²⁷ = 11105826509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11240044247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5620022118 + 5620022119.

It is an arithmetic number, because the mean of its divisors is an integer number (5620022119).

Almost surely, 2^11240044237 is an apocalyptic number.

It is an amenable number.

11240044237 is a deficient number, since it is larger than the sum of its proper divisors (1).

11240044237 is an equidigital number, since it uses as much as digits as its factorization.

11240044237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 11240044237 its reverse (73244004211), we get a palindrome (84484048448).

The spelling of 11240044237 in words is "eleven billion, two hundred forty million, forty-four thousand, two hundred thirty-seven".