13266089 has 2 divisors, whose sum is σ = 13266090. Its totient is φ = 13266088.

The previous prime is 13266061. The next prime is 13266119. The reversal of 13266089 is 98066231.

13266089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9560464 + 3705625 = 3092^2 + 1925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13266089 is a prime.

It is not a weakly prime, because it can be changed into another prime (13266049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6633044 + 6633045.

It is an arithmetic number, because the mean of its divisors is an integer number (6633045).

Almost surely, 2^13266089 is an apocalyptic number.

It is an amenable number.

13266089 is a deficient number, since it is larger than the sum of its proper divisors (1).

13266089 is an equidigital number, since it uses as much as digits as its factorization.

13266089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 13266089 is about 3642.2642682815. The cubic root of 13266089 is about 236.7269134020.

The spelling of 13266089 in words is "thirteen million, two hundred sixty-six thousand, eighty-nine".