12623383897 has 2 divisors, whose sum is σ = 12623383898. Its totient is φ = 12623383896.

The previous prime is 12623383841. The next prime is 12623383937. The reversal of 12623383897 is 79838332621.

12623383897 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., 12616680976 + 6702921 = 112324^2 + 2589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12623383897 is a prime.

It is a super-2 number, since 2×12623383897² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12623380897) 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, 6311691948 + 6311691949.

It is an arithmetic number, because the mean of its divisors is an integer number (6311691949).

Almost surely, 2^12623383897 is an apocalyptic number.

It is an amenable number.

12623383897 is a deficient number, since it is larger than the sum of its proper divisors (1).

12623383897 is an equidigital number, since it uses as much as digits as its factorization.

12623383897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The spelling of 12623383897 in words is "twelve billion, six hundred twenty-three million, three hundred eighty-three thousand, eight hundred ninety-seven".