12424491269 has 2 divisors, whose sum is σ = 12424491270. Its totient is φ = 12424491268.

The previous prime is 12424491221. The next prime is 12424491281. The reversal of 12424491269 is 96219442421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7953964225 + 4470527044 = 89185^2 + 66862^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12424491269 is a prime.

It is a super-2 number, since 2×12424491269² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12424491169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6212245634 + 6212245635.

It is an arithmetic number, because the mean of its divisors is an integer number (6212245635).

Almost surely, 2^12424491269 is an apocalyptic number.

It is an amenable number.

12424491269 is a deficient number, since it is larger than the sum of its proper divisors (1).

12424491269 is an equidigital number, since it uses as much as digits as its factorization.

12424491269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 44.

The spelling of 12424491269 in words is "twelve billion, four hundred twenty-four million, four hundred ninety-one thousand, two hundred sixty-nine".