680204003 has 2 divisors, whose sum is σ = 680204004. Its totient is φ = 680204002.

The previous prime is 680203969. The next prime is 680204027. The reversal of 680204003 is 300402086.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 680204003 - 2⁶ = 680203939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 680204003.

It is not a weakly prime, because it can be changed into another prime (680204803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340102001 + 340102002.

It is an arithmetic number, because the mean of its divisors is an integer number (340102002).

Almost surely, 2^680204003 is an apocalyptic number.

680204003 is a deficient number, since it is larger than the sum of its proper divisors (1).

680204003 is an equidigital number, since it uses as much as digits as its factorization.

680204003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 680204003 is about 26080.7209064474. The cubic root of 680204003 is about 879.4538635258.

Adding to 680204003 its reverse (300402086), we get a palindrome (980606089).

The spelling of 680204003 in words is "six hundred eighty million, two hundred four thousand, three".