200530601 has 2 divisors, whose sum is σ = 200530602. Its totient is φ = 200530600.

The previous prime is 200530571. The next prime is 200530609. The reversal of 200530601 is 106035002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200194201 + 336400 = 14149^2 + 580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200530601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200530601.

It is not a weakly prime, because it can be changed into another prime (200530609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100265300 + 100265301.

It is an arithmetic number, because the mean of its divisors is an integer number (100265301).

Almost surely, 2^200530601 is an apocalyptic number.

It is an amenable number.

200530601 is a deficient number, since it is larger than the sum of its proper divisors (1).

200530601 is an equidigital number, since it uses as much as digits as its factorization.

200530601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 200530601 is about 14160.8827761549. The cubic root of 200530601 is about 585.3202532161.

Adding to 200530601 its reverse (106035002), we get a palindrome (306565603).

The spelling of 200530601 in words is "two hundred million, five hundred thirty thousand, six hundred one".