13784713 has 2 divisors, whose sum is σ = 13784714. Its totient is φ = 13784712.

The previous prime is 13784689. The next prime is 13784761. The reversal of 13784713 is 31748731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11002489 + 2782224 = 3317^2 + 1668^2 .

It is a cyclic number.

It is not a de Polignac number, because 13784713 - 2⁹ = 13784201 is a prime.

It is not a weakly prime, because it can be changed into another prime (13785713) 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, 6892356 + 6892357.

It is an arithmetic number, because the mean of its divisors is an integer number (6892357).

Almost surely, 2^13784713 is an apocalyptic number.

It is an amenable number.

13784713 is a deficient number, since it is larger than the sum of its proper divisors (1).

13784713 is an equidigital number, since it uses as much as digits as its factorization.

13784713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 34.

The square root of 13784713 is about 3712.7769930337. The cubic root of 13784713 is about 239.7724289584.

The spelling of 13784713 in words is "thirteen million, seven hundred eighty-four thousand, seven hundred thirteen".