14109866908469 has 2 divisors, whose sum is σ = 14109866908470. Its totient is φ = 14109866908468.

The previous prime is 14109866908409. The next prime is 14109866908477. The reversal of 14109866908469 is 96480966890141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13972569240100 + 137297668369 = 3737990^2 + 370537^2 .

It is a cyclic number.

It is not a de Polignac number, because 14109866908469 - 2¹⁶ = 14109866842933 is a prime.

It is a super-2 number, since 2×14109866908469² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14109866908409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7054933454234 + 7054933454235.

It is an arithmetic number, because the mean of its divisors is an integer number (7054933454235).

Almost surely, 2^{14109866908469} is an apocalyptic number.

It is an amenable number.

14109866908469 is a deficient number, since it is larger than the sum of its proper divisors (1).

14109866908469 is an equidigital number, since it uses as much as digits as its factorization.

14109866908469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161243136, while the sum is 71.

The spelling of 14109866908469 in words is "fourteen trillion, one hundred nine billion, eight hundred sixty-six million, nine hundred eight thousand, four hundred sixty-nine".