13341540209 has 2 divisors, whose sum is σ = 13341540210. Its totient is φ = 13341540208.

The previous prime is 13341540203. The next prime is 13341540239. The reversal of 13341540209 is 90204514331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11011354225 + 2330185984 = 104935^2 + 48272^2 .

It is a cyclic number.

It is not a de Polignac number, because 13341540209 - 2¹² = 13341536113 is a prime.

It is not a weakly prime, because it can be changed into another prime (13341540203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6670770104 + 6670770105.

It is an arithmetic number, because the mean of its divisors is an integer number (6670770105).

Almost surely, 2^13341540209 is an apocalyptic number.

It is an amenable number.

13341540209 is a deficient number, since it is larger than the sum of its proper divisors (1).

13341540209 is an equidigital number, since it uses as much as digits as its factorization.

13341540209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 13341540209 in words is "thirteen billion, three hundred forty-one million, five hundred forty thousand, two hundred nine".