423431234333 has 2 divisors, whose sum is σ = 423431234334. Its totient is φ = 423431234332.

The previous prime is 423431234269. The next prime is 423431234381. The reversal of 423431234333 is 333432134324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 404468016484 + 18963217849 = 635978^2 + 137707^2 .

It is a cyclic number.

It is not a de Polignac number, because 423431234333 - 2⁶ = 423431234269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423431234293 and 423431234302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423431234393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211715617166 + 211715617167.

It is an arithmetic number, because the mean of its divisors is an integer number (211715617167).

Almost surely, 2^423431234333 is an apocalyptic number.

It is an amenable number.

423431234333 is a deficient number, since it is larger than the sum of its proper divisors (1).

423431234333 is an equidigital number, since it uses as much as digits as its factorization.

423431234333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 35.

Adding to 423431234333 its reverse (333432134324), we get a palindrome (756863368657).

The spelling of 423431234333 in words is "four hundred twenty-three billion, four hundred thirty-one million, two hundred thirty-four thousand, three hundred thirty-three".