12345432097 has 2 divisors, whose sum is σ = 12345432098. Its totient is φ = 12345432096.

The previous prime is 12345432041. The next prime is 12345432109. The reversal of 12345432097 is 79023454321.

12345432097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10403796001 + 1941636096 = 101999^2 + 44064^2 .

It is a cyclic number.

It is not a de Polignac number, because 12345432097 - 2²⁷ = 12211214369 is a prime.

It is not a weakly prime, because it can be changed into another prime (12345432497) 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, 6172716048 + 6172716049.

It is an arithmetic number, because the mean of its divisors is an integer number (6172716049).

Almost surely, 2^12345432097 is an apocalyptic number.

It is an amenable number.

12345432097 is a deficient number, since it is larger than the sum of its proper divisors (1).

12345432097 is an equidigital number, since it uses as much as digits as its factorization.

12345432097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 40.

It can be divided in two parts, 123454 and 32097, that added together give a palindrome (155551).

The spelling of 12345432097 in words is "twelve billion, three hundred forty-five million, four hundred thirty-two thousand, ninety-seven".