201340603 has 2 divisors, whose sum is σ = 201340604. Its totient is φ = 201340602.

The previous prime is 201340547. The next prime is 201340637. The reversal of 201340603 is 306043102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201340603 is a prime.

It is not a weakly prime, because it can be changed into another prime (201340103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100670301 + 100670302.

It is an arithmetic number, because the mean of its divisors is an integer number (100670302).

Almost surely, 2^201340603 is an apocalyptic number.

201340603 is a deficient number, since it is larger than the sum of its proper divisors (1).

201340603 is an equidigital number, since it uses as much as digits as its factorization.

201340603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 201340603 is about 14189.4539359343. The cubic root of 201340603 is about 586.1072879542.

Adding to 201340603 its reverse (306043102), we get a palindrome (507383705).

The spelling of 201340603 in words is "two hundred one million, three hundred forty thousand, six hundred three".