13266939 has 16 divisors (see below), whose sum is σ = 20314112. Its totient is φ = 7544448.

The previous prime is 13266937. The next prime is 13267031. The reversal of 13266939 is 93966231.

It is not a de Polignac number, because 13266939 - 2¹ = 13266937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13266897 and 13266906.

It is not an unprimeable number, because it can be changed into a prime (13266937) 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 in 15 ways as a sum of consecutive naturals, for example, 3267 + ... + 6099.

It is an arithmetic number, because the mean of its divisors is an integer number (1269632).

Almost surely, 2^13266939 is an apocalyptic number.

13266939 is a deficient number, since it is larger than the sum of its proper divisors (7047173).

13266939 is a wasteful number, since it uses less digits than its factorization.

13266939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066.

The product of its digits is 52488, while the sum is 39.

The square root of 13266939 is about 3642.3809520697. The cubic root of 13266939 is about 236.7319692397.

The spelling of 13266939 in words is "thirteen million, two hundred sixty-six thousand, nine hundred thirty-nine".