200854961 has 2 divisors, whose sum is σ = 200854962. Its totient is φ = 200854960.

The previous prime is 200854931. The next prime is 200854993. The reversal of 200854961 is 169458002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107848225 + 93006736 = 10385^2 + 9644^2 .

It is a cyclic number.

It is not a de Polignac number, because 200854961 - 2¹⁴ = 200838577 is a prime.

It is not a weakly prime, because it can be changed into another prime (200854931) 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, 100427480 + 100427481.

It is an arithmetic number, because the mean of its divisors is an integer number (100427481).

Almost surely, 2^200854961 is an apocalyptic number.

It is an amenable number.

200854961 is a deficient number, since it is larger than the sum of its proper divisors (1).

200854961 is an equidigital number, since it uses as much as digits as its factorization.

200854961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 200854961 is about 14172.3308245327. The cubic root of 200854961 is about 585.6356700893.

The spelling of 200854961 in words is "two hundred million, eight hundred fifty-four thousand, nine hundred sixty-one".