5244242123 has 2 divisors, whose sum is σ = 5244242124. Its totient is φ = 5244242122.

The previous prime is 5244242119. The next prime is 5244242149. The reversal of 5244242123 is 3212424425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5244242123 - 2² = 5244242119 is a prime.

It is not a weakly prime, because it can be changed into another prime (5244248123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622121061 + 2622121062.

It is an arithmetic number, because the mean of its divisors is an integer number (2622121062).

Almost surely, 2^5244242123 is an apocalyptic number.

5244242123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5244242123 is an equidigital number, since it uses as much as digits as its factorization.

5244242123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 29.

The square root of 5244242123 is about 72417.1397046307. The cubic root of 5244242123 is about 1737.3777079913.

Adding to 5244242123 its reverse (3212424425), we get a palindrome (8456666548).

The spelling of 5244242123 in words is "five billion, two hundred forty-four million, two hundred forty-two thousand, one hundred twenty-three".