14478403 has 2 divisors, whose sum is σ = 14478404. Its totient is φ = 14478402.

The previous prime is 14478389. The next prime is 14478419. The reversal of 14478403 is 30487441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14478403 - 2⁹ = 14477891 is a prime.

It is not a weakly prime, because it can be changed into another prime (14478463) 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, 7239201 + 7239202.

It is an arithmetic number, because the mean of its divisors is an integer number (7239202).

Almost surely, 2^14478403 is an apocalyptic number.

14478403 is a deficient number, since it is larger than the sum of its proper divisors (1).

14478403 is an equidigital number, since it uses as much as digits as its factorization.

14478403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 14478403 is about 3805.0496711607. The cubic root of 14478403 is about 243.7288206012.

The spelling of 14478403 in words is "fourteen million, four hundred seventy-eight thousand, four hundred three".