124243423 has 2 divisors, whose sum is σ = 124243424. Its totient is φ = 124243422.

The previous prime is 124243421. The next prime is 124243459. The reversal of 124243423 is 324342421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124243423 - 2¹ = 124243421 is a prime.

Together with 124243421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124243421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62121711 + 62121712.

It is an arithmetic number, because the mean of its divisors is an integer number (62121712).

Almost surely, 2^124243423 is an apocalyptic number.

124243423 is a deficient number, since it is larger than the sum of its proper divisors (1).

124243423 is an equidigital number, since it uses as much as digits as its factorization.

124243423 is an evil number, because the sum of its binary digits is even.

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

The square root of 124243423 is about 11146.4533821301. The cubic root of 124243423 is about 498.9891885642.

Adding to 124243423 its reverse (324342421), we get a palindrome (448585844).

The spelling of 124243423 in words is "one hundred twenty-four million, two hundred forty-three thousand, four hundred twenty-three".