678062603 has 2 divisors, whose sum is σ = 678062604. Its totient is φ = 678062602.

The previous prime is 678062599. The next prime is 678062647. The reversal of 678062603 is 306260876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 678062603 - 2² = 678062599 is a prime.

It is not a weakly prime, because it can be changed into another prime (678062003) 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, 339031301 + 339031302.

It is an arithmetic number, because the mean of its divisors is an integer number (339031302).

Almost surely, 2^678062603 is an apocalyptic number.

678062603 is a deficient number, since it is larger than the sum of its proper divisors (1).

678062603 is an equidigital number, since it uses as much as digits as its factorization.

678062603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 678062603 is about 26039.6352317002. The cubic root of 678062603 is about 878.5300023324.

The spelling of 678062603 in words is "six hundred seventy-eight million, sixty-two thousand, six hundred three".