13882709 has 2 divisors, whose sum is σ = 13882710. Its totient is φ = 13882708.

The previous prime is 13882691. The next prime is 13882717. The reversal of 13882709 is 90728831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10099684 + 3783025 = 3178^2 + 1945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13882709 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13882769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6941354 + 6941355.

It is an arithmetic number, because the mean of its divisors is an integer number (6941355).

Almost surely, 2^13882709 is an apocalyptic number.

It is an amenable number.

13882709 is a deficient number, since it is larger than the sum of its proper divisors (1).

13882709 is an equidigital number, since it uses as much as digits as its factorization.

13882709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 13882709 is about 3725.9507511506. The cubic root of 13882709 is about 240.3392713271.

The spelling of 13882709 in words is "thirteen million, eight hundred eighty-two thousand, seven hundred nine".