11842338719 has 2 divisors, whose sum is σ = 11842338720. Its totient is φ = 11842338718.

The previous prime is 11842338707. The next prime is 11842338763. The reversal of 11842338719 is 91783324811.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11842338719 is a prime.

It is a super-2 number, since 2×11842338719² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11842338769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5921169359 + 5921169360.

It is an arithmetic number, because the mean of its divisors is an integer number (5921169360).

Almost surely, 2^11842338719 is an apocalyptic number.

11842338719 is a deficient number, since it is larger than the sum of its proper divisors (1).

11842338719 is an equidigital number, since it uses as much as digits as its factorization.

11842338719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 47.

The spelling of 11842338719 in words is "eleven billion, eight hundred forty-two million, three hundred thirty-eight thousand, seven hundred nineteen".