673868203 has 2 divisors, whose sum is σ = 673868204. Its totient is φ = 673868202.

The previous prime is 673868189. The next prime is 673868227. The reversal of 673868203 is 302868376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673868203 - 2²⁹ = 136997291 is a prime.

It is a super-4 number, since 4×673868203⁴ (a number of 36 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 673868203.

It is not a weakly prime, because it can be changed into another prime (673868303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336934101 + 336934102.

It is an arithmetic number, because the mean of its divisors is an integer number (336934102).

Almost surely, 2^673868203 is an apocalyptic number.

673868203 is a deficient number, since it is larger than the sum of its proper divisors (1).

673868203 is an equidigital number, since it uses as much as digits as its factorization.

673868203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 673868203 is about 25958.9715320157. The cubic root of 673868203 is about 876.7147665173.

The spelling of 673868203 in words is "six hundred seventy-three million, eight hundred sixty-eight thousand, two hundred three".