11839242229 has 2 divisors, whose sum is σ = 11839242230. Its totient is φ = 11839242228.

The previous prime is 11839242227. The next prime is 11839242241. The reversal of 11839242229 is 92224293811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10940741604 + 898500625 = 104598^2 + 29975^2 .

It is a cyclic number.

It is not a de Polignac number, because 11839242229 - 2¹ = 11839242227 is a prime.

Together with 11839242227, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11839242227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5919621114 + 5919621115.

It is an arithmetic number, because the mean of its divisors is an integer number (5919621115).

Almost surely, 2^11839242229 is an apocalyptic number.

It is an amenable number.

11839242229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11839242229 is an equidigital number, since it uses as much as digits as its factorization.

11839242229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 43.

The spelling of 11839242229 in words is "eleven billion, eight hundred thirty-nine million, two hundred forty-two thousand, two hundred twenty-nine".