13325748109 has 2 divisors, whose sum is σ = 13325748110. Its totient is φ = 13325748108.

The previous prime is 13325748041. The next prime is 13325748113. The reversal of 13325748109 is 90184752331.

13325748109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11041386084 + 2284362025 = 105078^2 + 47795^2 .

It is a cyclic number.

It is not a de Polignac number, because 13325748109 - 2¹¹ = 13325746061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13325748169) 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, 6662874054 + 6662874055.

It is an arithmetic number, because the mean of its divisors is an integer number (6662874055).

Almost surely, 2^13325748109 is an apocalyptic number.

It is an amenable number.

13325748109 is a deficient number, since it is larger than the sum of its proper divisors (1).

13325748109 is an equidigital number, since it uses as much as digits as its factorization.

13325748109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 13325748109 in words is "thirteen billion, three hundred twenty-five million, seven hundred forty-eight thousand, one hundred nine".