423511334303 has 2 divisors, whose sum is σ = 423511334304. Its totient is φ = 423511334302.

The previous prime is 423511334261. The next prime is 423511334333. The reversal of 423511334303 is 303433115324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423511334303 - 2¹⁶ = 423511268767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423511334303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423511334333) 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, 211755667151 + 211755667152.

It is an arithmetic number, because the mean of its divisors is an integer number (211755667152).

Almost surely, 2^423511334303 is an apocalyptic number.

423511334303 is a deficient number, since it is larger than the sum of its proper divisors (1).

423511334303 is an equidigital number, since it uses as much as digits as its factorization.

423511334303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 423511334303 its reverse (303433115324), we get a palindrome (726944449627).

The spelling of 423511334303 in words is "four hundred twenty-three billion, five hundred eleven million, three hundred thirty-four thousand, three hundred three".