678014327 has 2 divisors, whose sum is σ = 678014328. Its totient is φ = 678014326.

The previous prime is 678014317. The next prime is 678014347. The reversal of 678014327 is 723410876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 678014327 - 2¹⁸ = 677752183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (678014317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339007163 + 339007164.

It is an arithmetic number, because the mean of its divisors is an integer number (339007164).

Almost surely, 2^678014327 is an apocalyptic number.

678014327 is a deficient number, since it is larger than the sum of its proper divisors (1).

678014327 is an equidigital number, since it uses as much as digits as its factorization.

678014327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 678014327 is about 26038.7082436898. The cubic root of 678014327 is about 878.5091522807.

The spelling of 678014327 in words is "six hundred seventy-eight million, fourteen thousand, three hundred twenty-seven".