13678003 has 2 divisors, whose sum is σ = 13678004. Its totient is φ = 13678002.

The previous prime is 13678001. The next prime is 13678057. The reversal of 13678003 is 30087631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13678003 - 2¹ = 13678001 is a prime.

Together with 13678001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13678001) 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, 6839001 + 6839002.

It is an arithmetic number, because the mean of its divisors is an integer number (6839002).

Almost surely, 2^13678003 is an apocalyptic number.

13678003 is a deficient number, since it is larger than the sum of its proper divisors (1).

13678003 is an equidigital number, since it uses as much as digits as its factorization.

13678003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 13678003 is about 3698.3784284467. The cubic root of 13678003 is about 239.1521180487.

The spelling of 13678003 in words is "thirteen million, six hundred seventy-eight thousand, three".