1234424423 has 2 divisors, whose sum is σ = 1234424424. Its totient is φ = 1234424422.

The previous prime is 1234424419. The next prime is 1234424437. The reversal of 1234424423 is 3244244321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1234424423 - 2² = 1234424419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234424473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617212211 + 617212212.

It is an arithmetic number, because the mean of its divisors is an integer number (617212212).

Almost surely, 2^1234424423 is an apocalyptic number.

1234424423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234424423 is an equidigital number, since it uses as much as digits as its factorization.

1234424423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432, while the sum is 29.

The square root of 1234424423 is about 35134.3766559192. The cubic root of 1234424423 is about 1072.7244232714.

Adding to 1234424423 its reverse (3244244321), we get a palindrome (4478668744).

The spelling of 1234424423 in words is "one billion, two hundred thirty-four million, four hundred twenty-four thousand, four hundred twenty-three".