655005203 has 2 divisors, whose sum is σ = 655005204. Its totient is φ = 655005202.

The previous prime is 655005179. The next prime is 655005269. The reversal of 655005203 is 302500556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 655005203 - 2²⁴ = 638227987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (655008203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327502601 + 327502602.

It is an arithmetic number, because the mean of its divisors is an integer number (327502602).

Almost surely, 2^655005203 is an apocalyptic number.

655005203 is a deficient number, since it is larger than the sum of its proper divisors (1).

655005203 is an equidigital number, since it uses as much as digits as its factorization.

655005203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 655005203 is about 25593.0694329539. The cubic root of 655005203 is about 868.4568597919.

Adding to 655005203 its reverse (302500556), we get a palindrome (957505759).

The spelling of 655005203 in words is "six hundred fifty-five million, five thousand, two hundred three".