11837434319 has 2 divisors, whose sum is σ = 11837434320. Its totient is φ = 11837434318.

The previous prime is 11837434291. The next prime is 11837434387. The reversal of 11837434319 is 91343473811.

11837434319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11837434319 is a prime.

It is a super-2 number, since 2×11837434319² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11837434319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11837437319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5918717159 + 5918717160.

It is an arithmetic number, because the mean of its divisors is an integer number (5918717160).

Almost surely, 2^11837434319 is an apocalyptic number.

11837434319 is a deficient number, since it is larger than the sum of its proper divisors (1).

11837434319 is an equidigital number, since it uses as much as digits as its factorization.

11837434319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 44.

The spelling of 11837434319 in words is "eleven billion, eight hundred thirty-seven million, four hundred thirty-four thousand, three hundred nineteen".