200663531 has 2 divisors, whose sum is σ = 200663532. Its totient is φ = 200663530.

The previous prime is 200663521. The next prime is 200663591. The reversal of 200663531 is 135366002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200663531 - 2¹⁸ = 200401387 is a prime.

It is a super-2 number, since 2×200663531² = 80531705346775922, which contains 22 as substring.

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 200663531.

It is not a weakly prime, because it can be changed into another prime (200663501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100331765 + 100331766.

It is an arithmetic number, because the mean of its divisors is an integer number (100331766).

Almost surely, 2^200663531 is an apocalyptic number.

200663531 is a deficient number, since it is larger than the sum of its proper divisors (1).

200663531 is an equidigital number, since it uses as much as digits as its factorization.

200663531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 200663531 is about 14165.5755619036. The cubic root of 200663531 is about 585.4495592252.

The spelling of 200663531 in words is "two hundred million, six hundred sixty-three thousand, five hundred thirty-one".