424312423 has 2 divisors, whose sum is σ = 424312424. Its totient is φ = 424312422.

The previous prime is 424312393. The next prime is 424312457. The reversal of 424312423 is 324213424.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424312423 - 2⁵ = 424312391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424312463) 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, 212156211 + 212156212.

It is an arithmetic number, because the mean of its divisors is an integer number (212156212).

Almost surely, 2^424312423 is an apocalyptic number.

424312423 is a deficient number, since it is larger than the sum of its proper divisors (1).

424312423 is an equidigital number, since it uses as much as digits as its factorization.

424312423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 25.

The square root of 424312423 is about 20598.8451860778. The cubic root of 424312423 is about 751.4416259920.

Adding to 424312423 its reverse (324213424), we get a palindrome (748525847).

The spelling of 424312423 in words is "four hundred twenty-four million, three hundred twelve thousand, four hundred twenty-three".