13810691 has 2 divisors, whose sum is σ = 13810692. Its totient is φ = 13810690.

The previous prime is 13810679. The next prime is 13810711. The reversal of 13810691 is 19601831.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (19601831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13810691 - 2¹⁰ = 13809667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13810631) 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, 6905345 + 6905346.

It is an arithmetic number, because the mean of its divisors is an integer number (6905346).

Almost surely, 2^13810691 is an apocalyptic number.

13810691 is a deficient number, since it is larger than the sum of its proper divisors (1).

13810691 is an equidigital number, since it uses as much as digits as its factorization.

13810691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 13810691 is about 3716.2738058437. The cubic root of 13810691 is about 239.9229555941.

The spelling of 13810691 in words is "thirteen million, eight hundred ten thousand, six hundred ninety-one".