200530501 has 2 divisors, whose sum is σ = 200530502. Its totient is φ = 200530500.

The previous prime is 200530493. The next prime is 200530511. The reversal of 200530501 is 105035002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174213601 + 26316900 = 13199^2 + 5130^2 .

It is a cyclic number.

It is not a de Polignac number, because 200530501 - 2³ = 200530493 is a prime.

It is a super-2 number, since 2×200530501² = 80424963662622002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200530511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100265250 + 100265251.

It is an arithmetic number, because the mean of its divisors is an integer number (100265251).

Almost surely, 2^200530501 is an apocalyptic number.

It is an amenable number.

200530501 is a deficient number, since it is larger than the sum of its proper divisors (1).

200530501 is an equidigital number, since it uses as much as digits as its factorization.

200530501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 200530501 is about 14160.8792453011. The cubic root of 200530501 is about 585.3201559208.

Subtracting from 200530501 its product of nonzero digits (150), we obtain a triangular number (200530351 = T₂₀₀₂₆).

Adding to 200530501 its reverse (105035002), we get a palindrome (305565503).

The spelling of 200530501 in words is "two hundred million, five hundred thirty thousand, five hundred one".