13814743109 has 2 divisors, whose sum is σ = 13814743110. Its totient is φ = 13814743108.

The previous prime is 13814743043. The next prime is 13814743121. The reversal of 13814743109 is 90134741831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13554082084 + 260661025 = 116422^2 + 16145^2 .

It is a cyclic number.

It is not a de Polignac number, because 13814743109 - 2²⁴ = 13797965893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13814743409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6907371554 + 6907371555.

It is an arithmetic number, because the mean of its divisors is an integer number (6907371555).

Almost surely, 2^13814743109 is an apocalyptic number.

It is an amenable number.

13814743109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13814743109 is an equidigital number, since it uses as much as digits as its factorization.

13814743109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 13814743109 in words is "thirteen billion, eight hundred fourteen million, seven hundred forty-three thousand, one hundred nine".