11323213427 has 2 divisors, whose sum is σ = 11323213428. Its totient is φ = 11323213426.

The previous prime is 11323213399. The next prime is 11323213459. The reversal of 11323213427 is 72431232311.

11323213427 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-11323213427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11323213427.

It is not a weakly prime, because it can be changed into another prime (11323216427) 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, 5661606713 + 5661606714.

It is an arithmetic number, because the mean of its divisors is an integer number (5661606714).

Almost surely, 2^11323213427 is an apocalyptic number.

11323213427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323213427 is an equidigital number, since it uses as much as digits as its factorization.

11323213427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

Adding to 11323213427 its reverse (72431232311), we get a palindrome (83754445738).

The spelling of 11323213427 in words is "eleven billion, three hundred twenty-three million, two hundred thirteen thousand, four hundred twenty-seven".