13276009 has 2 divisors, whose sum is σ = 13276010. Its totient is φ = 13276008.

The previous prime is 13276001. The next prime is 13276013. The reversal of 13276009 is 90067231.

13276009 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., 11202409 + 2073600 = 3347^2 + 1440^2 .

It is a cyclic number.

It is not a de Polignac number, because 13276009 - 2³ = 13276001 is a prime.

It is not a weakly prime, because it can be changed into another prime (13276001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6638004 + 6638005.

It is an arithmetic number, because the mean of its divisors is an integer number (6638005).

Almost surely, 2^13276009 is an apocalyptic number.

It is an amenable number.

13276009 is a deficient number, since it is larger than the sum of its proper divisors (1).

13276009 is an equidigital number, since it uses as much as digits as its factorization.

13276009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 13276009 is about 3643.6258040584. The cubic root of 13276009 is about 236.7859045607.

The spelling of 13276009 in words is "thirteen million, two hundred seventy-six thousand, nine".