13708243 has 2 divisors, whose sum is σ = 13708244. Its totient is φ = 13708242.

The previous prime is 13708217. The next prime is 13708283. The reversal of 13708243 is 34280731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13708243 - 2²¹ = 11611091 is a prime.

It is a super-2 number, since 2×13708243² = 375831852294098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13708283) 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, 6854121 + 6854122.

It is an arithmetic number, because the mean of its divisors is an integer number (6854122).

Almost surely, 2^13708243 is an apocalyptic number.

13708243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13708243 is an equidigital number, since it uses as much as digits as its factorization.

13708243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 13708243 is about 3702.4644495255. The cubic root of 13708243 is about 239.3282314037.

Adding to 13708243 its reverse (34280731), we get a palindrome (47988974).

The spelling of 13708243 in words is "thirteen million, seven hundred eight thousand, two hundred forty-three".