11404039237 has 2 divisors, whose sum is σ = 11404039238. Its totient is φ = 11404039236.

The previous prime is 11404039219. The next prime is 11404039277. The reversal of 11404039237 is 73293040411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9231174241 + 2172864996 = 96079^2 + 46614^2 .

It is an emirp because it is prime and its reverse (73293040411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11404039237 - 2⁷ = 11404039109 is a prime.

It is a super-2 number, since 2×11404039237² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11404039277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702019618 + 5702019619.

It is an arithmetic number, because the mean of its divisors is an integer number (5702019619).

Almost surely, 2^11404039237 is an apocalyptic number.

It is an amenable number.

11404039237 is a deficient number, since it is larger than the sum of its proper divisors (1).

11404039237 is an equidigital number, since it uses as much as digits as its factorization.

11404039237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

Adding to 11404039237 its reverse (73293040411), we get a palindrome (84697079648).

The spelling of 11404039237 in words is "eleven billion, four hundred four million, thirty-nine thousand, two hundred thirty-seven".