14321789323409 has 2 divisors, whose sum is σ = 14321789323410. Its totient is φ = 14321789323408.

The previous prime is 14321789323327. The next prime is 14321789323427. The reversal of 14321789323409 is 90432398712341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13991340250000 + 330449073409 = 3740500^2 + 574847^2 .

It is a cyclic number.

It is not a de Polignac number, because 14321789323409 - 2²⁸ = 14321520887953 is a prime.

It is a super-2 number, since 2×14321789323409² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14321789323469) 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, 7160894661704 + 7160894661705.

It is an arithmetic number, because the mean of its divisors is an integer number (7160894661705).

Almost surely, 2^{14321789323409} is an apocalyptic number.

It is an amenable number.

14321789323409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14321789323409 is an equidigital number, since it uses as much as digits as its factorization.

14321789323409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 14321789323409 in words is "fourteen trillion, three hundred twenty-one billion, seven hundred eighty-nine million, three hundred twenty-three thousand, four hundred nine".