11423320039 has 2 divisors, whose sum is σ = 11423320040. Its totient is φ = 11423320038.

The previous prime is 11423320037. The next prime is 11423320057. The reversal of 11423320039 is 93002332411.

11423320039 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 not a de Polignac number, because 11423320039 - 2¹ = 11423320037 is a prime.

Together with 11423320037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11423319989 and 11423320016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11423320033) 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, 5711660019 + 5711660020.

It is an arithmetic number, because the mean of its divisors is an integer number (5711660020).

Almost surely, 2^11423320039 is an apocalyptic number.

11423320039 is a deficient number, since it is larger than the sum of its proper divisors (1).

11423320039 is an equidigital number, since it uses as much as digits as its factorization.

11423320039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 11423320039 in words is "eleven billion, four hundred twenty-three million, three hundred twenty thousand, thirty-nine".