12424523239 has 2 divisors, whose sum is σ = 12424523240. Its totient is φ = 12424523238.

The previous prime is 12424523231. The next prime is 12424523257. The reversal of 12424523239 is 93232542421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12424523239 - 2³ = 12424523231 is a prime.

It is a super-2 number, since 2×12424523239² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12424523198 and 12424523207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12424523231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6212261619 + 6212261620.

It is an arithmetic number, because the mean of its divisors is an integer number (6212261620).

Almost surely, 2^12424523239 is an apocalyptic number.

12424523239 is a deficient number, since it is larger than the sum of its proper divisors (1).

12424523239 is an equidigital number, since it uses as much as digits as its factorization.

12424523239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The spelling of 12424523239 in words is "twelve billion, four hundred twenty-four million, five hundred twenty-three thousand, two hundred thirty-nine".