124242423 has 32 divisors (see below), whose sum is σ = 174992832. Its totient is φ = 78336000.

The previous prime is 124242413. The next prime is 124242439. The reversal of 124242423 is 324242421.

It is not a de Polignac number, because 124242423 - 2⁴ = 124242407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124242393 and 124242402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124242413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 906811 + ... + 906947.

It is an arithmetic number, because the mean of its divisors is an integer number (5468526).

Almost surely, 2^124242423 is an apocalyptic number.

124242423 is a deficient number, since it is larger than the sum of its proper divisors (50750409).

124242423 is a wasteful number, since it uses less digits than its factorization.

124242423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355.

The product of its digits is 3072, while the sum is 24.

The square root of 124242423 is about 11146.4085247222. The cubic root of 124242423 is about 498.9878498199.

Adding to 124242423 its reverse (324242421), we get a palindrome (448484844).

The spelling of 124242423 in words is "one hundred twenty-four million, two hundred forty-two thousand, four hundred twenty-three".