200163541 has 2 divisors, whose sum is σ = 200163542. Its totient is φ = 200163540.

The previous prime is 200163529. The next prime is 200163569. The reversal of 200163541 is 145361002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186213316 + 13950225 = 13646^2 + 3735^2 .

It is a cyclic number.

It is not a de Polignac number, because 200163541 - 2²¹ = 198066389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200163571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100081770 + 100081771.

It is an arithmetic number, because the mean of its divisors is an integer number (100081771).

Almost surely, 2^200163541 is an apocalyptic number.

It is an amenable number.

200163541 is a deficient number, since it is larger than the sum of its proper divisors (1).

200163541 is an equidigital number, since it uses as much as digits as its factorization.

200163541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 200163541 is about 14147.9164897168. The cubic root of 200163541 is about 584.9629031435.

It can be divided in two parts, 200163 and 541, that added together give a square (200704 = 448²).

The spelling of 200163541 in words is "two hundred million, one hundred sixty-three thousand, five hundred forty-one".