5424421423 has 2 divisors, whose sum is σ = 5424421424. Its totient is φ = 5424421422.

The previous prime is 5424421411. The next prime is 5424421463. The reversal of 5424421423 is 3241244245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5424421423 - 2⁵ = 5424421391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5424421403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2712210711 + 2712210712.

It is an arithmetic number, because the mean of its divisors is an integer number (2712210712).

Almost surely, 2^5424421423 is an apocalyptic number.

5424421423 is a deficient number, since it is larger than the sum of its proper divisors (1).

5424421423 is an equidigital number, since it uses as much as digits as its factorization.

5424421423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 31.

The square root of 5424421423 is about 73650.6715719551. The cubic root of 5424421423 is about 1757.0514316485.

Adding to 5424421423 its reverse (3241244245), we get a palindrome (8665665668).

The spelling of 5424421423 in words is "five billion, four hundred twenty-four million, four hundred twenty-one thousand, four hundred twenty-three".