13706443 has 2 divisors, whose sum is σ = 13706444. Its totient is φ = 13706442.

The previous prime is 13706419. The next prime is 13706447. The reversal of 13706443 is 34460731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13706443 is a prime.

It is not a weakly prime, because it can be changed into another prime (13706447) 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, 6853221 + 6853222.

It is an arithmetic number, because the mean of its divisors is an integer number (6853222).

Almost surely, 2^13706443 is an apocalyptic number.

13706443 is a deficient number, since it is larger than the sum of its proper divisors (1).

13706443 is an equidigital number, since it uses as much as digits as its factorization.

13706443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 13706443 is about 3702.2213602107. The cubic root of 13706443 is about 239.3177557195.

The spelling of 13706443 in words is "thirteen million, seven hundred six thousand, four hundred forty-three".