13598171149 has 2 divisors, whose sum is σ = 13598171150. Its totient is φ = 13598171148.

The previous prime is 13598171129. The next prime is 13598171189. The reversal of 13598171149 is 94117189531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12046599049 + 1551572100 = 109757^2 + 39390^2 .

It is an emirp because it is prime and its reverse (94117189531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13598171149 - 2¹⁷ = 13598040077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13598171129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6799085574 + 6799085575.

It is an arithmetic number, because the mean of its divisors is an integer number (6799085575).

Almost surely, 2^13598171149 is an apocalyptic number.

It is an amenable number.

13598171149 is a deficient number, since it is larger than the sum of its proper divisors (1).

13598171149 is an equidigital number, since it uses as much as digits as its factorization.

13598171149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 49.

The spelling of 13598171149 in words is "thirteen billion, five hundred ninety-eight million, one hundred seventy-one thousand, one hundred forty-nine".