13046689 has 2 divisors, whose sum is σ = 13046690. Its totient is φ = 13046688.

The previous prime is 13046669. The next prime is 13046699. The reversal of 13046689 is 98664031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8803089 + 4243600 = 2967^2 + 2060^2 .

It is a cyclic number.

It is not a de Polignac number, because 13046689 - 2⁹ = 13046177 is a prime.

It is not a weakly prime, because it can be changed into another prime (13046609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6523344 + 6523345.

It is an arithmetic number, because the mean of its divisors is an integer number (6523345).

Almost surely, 2^13046689 is an apocalyptic number.

It is an amenable number.

13046689 is a deficient number, since it is larger than the sum of its proper divisors (1).

13046689 is an equidigital number, since it uses as much as digits as its factorization.

13046689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 13046689 is about 3612.0200719265. The cubic root of 13046689 is about 235.4146233914.

The spelling of 13046689 in words is "thirteen million, forty-six thousand, six hundred eighty-nine".