13810289 has 2 divisors, whose sum is σ = 13810290. Its totient is φ = 13810288.

The previous prime is 13810261. The next prime is 13810301. The reversal of 13810289 is 98201831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7333264 + 6477025 = 2708^2 + 2545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13810289 is a prime.

It is not a weakly prime, because it can be changed into another prime (13810249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6905144 + 6905145.

It is an arithmetic number, because the mean of its divisors is an integer number (6905145).

Almost surely, 2^13810289 is an apocalyptic number.

It is an amenable number.

13810289 is a deficient number, since it is larger than the sum of its proper divisors (1).

13810289 is an equidigital number, since it uses as much as digits as its factorization.

13810289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 13810289 is about 3716.2197190155. The cubic root of 13810289 is about 239.9206276882.

The spelling of 13810289 in words is "thirteen million, eight hundred ten thousand, two hundred eighty-nine".