201041273 has 2 divisors, whose sum is σ = 201041274. Its totient is φ = 201041272.

The previous prime is 201041263. The next prime is 201041279. The reversal of 201041273 is 372140102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191628649 + 9412624 = 13843^2 + 3068^2 .

It is a cyclic number.

It is not a de Polignac number, because 201041273 - 2⁶ = 201041209 is a prime.

It is not a weakly prime, because it can be changed into another prime (201041279) 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, 100520636 + 100520637.

It is an arithmetic number, because the mean of its divisors is an integer number (100520637).

Almost surely, 2^201041273 is an apocalyptic number.

It is an amenable number.

201041273 is a deficient number, since it is larger than the sum of its proper divisors (1).

201041273 is an equidigital number, since it uses as much as digits as its factorization.

201041273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 201041273 is about 14178.9023905237. The cubic root of 201041273 is about 585.8166916465.

Adding to 201041273 its reverse (372140102), we get a palindrome (573181375).

The spelling of 201041273 in words is "two hundred one million, forty-one thousand, two hundred seventy-three".