12240424597 has 2 divisors, whose sum is σ = 12240424598. Its totient is φ = 12240424596.

The previous prime is 12240424589. The next prime is 12240424613. The reversal of 12240424597 is 79542404221.

12240424597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12094280676 + 146143921 = 109974^2 + 12089^2 .

It is a cyclic number.

It is not a de Polignac number, because 12240424597 - 2³ = 12240424589 is a prime.

It is a super-2 number, since 2×12240424597² (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 (12240424997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6120212298 + 6120212299.

It is an arithmetic number, because the mean of its divisors is an integer number (6120212299).

Almost surely, 2^12240424597 is an apocalyptic number.

It is an amenable number.

12240424597 is a deficient number, since it is larger than the sum of its proper divisors (1).

12240424597 is an equidigital number, since it uses as much as digits as its factorization.

12240424597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 12240424597 in words is "twelve billion, two hundred forty million, four hundred twenty-four thousand, five hundred ninety-seven".