200655001 has 2 divisors, whose sum is σ = 200655002. Its totient is φ = 200655000.

The previous prime is 200654999. The next prime is 200655041. The reversal of 200655001 is 100556002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147379600 + 53275401 = 12140^2 + 7299^2 .

It is a cyclic number.

It is not a de Polignac number, because 200655001 - 2¹ = 200654999 is a prime.

Together with 200654999, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200655001.

It is not a weakly prime, because it can be changed into another prime (200655041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100327500 + 100327501.

It is an arithmetic number, because the mean of its divisors is an integer number (100327501).

Almost surely, 2^200655001 is an apocalyptic number.

It is an amenable number.

200655001 is a deficient number, since it is larger than the sum of its proper divisors (1).

200655001 is an equidigital number, since it uses as much as digits as its factorization.

200655001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 200655001 is about 14165.2744766912. The cubic root of 200655001 is about 585.4412634884.

The spelling of 200655001 in words is "two hundred million, six hundred fifty-five thousand, one".