201680603 has 2 divisors, whose sum is σ = 201680604. Its totient is φ = 201680602.

The previous prime is 201680593. The next prime is 201680651. The reversal of 201680603 is 306086102.

201680603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201680603 - 2⁶ = 201680539 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (201680803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100840301 + 100840302.

It is an arithmetic number, because the mean of its divisors is an integer number (100840302).

Almost surely, 2^201680603 is an apocalyptic number.

201680603 is a deficient number, since it is larger than the sum of its proper divisors (1).

201680603 is an equidigital number, since it uses as much as digits as its factorization.

201680603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 201680603 is about 14201.4296111342. The cubic root of 201680603 is about 586.4370184517.

The spelling of 201680603 in words is "two hundred one million, six hundred eighty thousand, six hundred three".