678073303 has 2 divisors, whose sum is σ = 678073304. Its totient is φ = 678073302.

The previous prime is 678073267. The next prime is 678073313. The reversal of 678073303 is 303370876.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 678073303 - 2²⁵ = 644518871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (678073313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339036651 + 339036652.

It is an arithmetic number, because the mean of its divisors is an integer number (339036652).

Almost surely, 2^678073303 is an apocalyptic number.

678073303 is a deficient number, since it is larger than the sum of its proper divisors (1).

678073303 is an equidigital number, since it uses as much as digits as its factorization.

678073303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 678073303 is about 26039.8406869167. The cubic root of 678073303 is about 878.5346234502.

The spelling of 678073303 in words is "six hundred seventy-eight million, seventy-three thousand, three hundred three".