200010949 has 2 divisors, whose sum is σ = 200010950. Its totient is φ = 200010948.

The previous prime is 200010947. The next prime is 200010953. The reversal of 200010949 is 949010002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152152225 + 47858724 = 12335^2 + 6918^2 .

It is a cyclic number.

It is not a de Polignac number, because 200010949 - 2¹ = 200010947 is a prime.

Together with 200010947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200010947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005474 + 100005475.

It is an arithmetic number, because the mean of its divisors is an integer number (100005475).

Almost surely, 2^200010949 is an apocalyptic number.

It is an amenable number.

200010949 is a deficient number, since it is larger than the sum of its proper divisors (1).

200010949 is an equidigital number, since it uses as much as digits as its factorization.

200010949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 200010949 is about 14142.5227240404. The cubic root of 200010949 is about 584.8142191379.

The spelling of 200010949 in words is "two hundred million, ten thousand, nine hundred forty-nine".