13780119169 has 2 divisors, whose sum is σ = 13780119170. Its totient is φ = 13780119168.

The previous prime is 13780119149. The next prime is 13780119181. The reversal of 13780119169 is 96191108731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11851152769 + 1928966400 = 108863^2 + 43920^2 .

It is an emirp because it is prime and its reverse (96191108731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13780119169 - 2⁵ = 13780119137 is a prime.

It is a super-2 number, since 2×13780119169² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13780119139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6890059584 + 6890059585.

It is an arithmetic number, because the mean of its divisors is an integer number (6890059585).

Almost surely, 2^13780119169 is an apocalyptic number.

It is an amenable number.

13780119169 is a deficient number, since it is larger than the sum of its proper divisors (1).

13780119169 is an equidigital number, since it uses as much as digits as its factorization.

13780119169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 46.

The spelling of 13780119169 in words is "thirteen billion, seven hundred eighty million, one hundred nineteen thousand, one hundred sixty-nine".