11423304443 has 2 divisors, whose sum is σ = 11423304444. Its totient is φ = 11423304442.

The previous prime is 11423304383. The next prime is 11423304461. The reversal of 11423304443 is 34440332411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11423304443 - 2⁶ = 11423304379 is a prime.

It is not a weakly prime, because it can be changed into another prime (11423304643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5711652221 + 5711652222.

It is an arithmetic number, because the mean of its divisors is an integer number (5711652222).

Almost surely, 2^11423304443 is an apocalyptic number.

11423304443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11423304443 is an equidigital number, since it uses as much as digits as its factorization.

11423304443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 11423304443 its reverse (34440332411), we get a palindrome (45863636854).

The spelling of 11423304443 in words is "eleven billion, four hundred twenty-three million, three hundred four thousand, four hundred forty-three".