201082361 has 2 divisors, whose sum is σ = 201082362. Its totient is φ = 201082360.

The previous prime is 201082313. The next prime is 201082363. The reversal of 201082361 is 163280102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199939600 + 1142761 = 14140^2 + 1069^2 .

It is a cyclic number.

It is not a de Polignac number, because 201082361 - 2¹⁰ = 201081337 is a prime.

Together with 201082363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201082363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100541180 + 100541181.

It is an arithmetic number, because the mean of its divisors is an integer number (100541181).

Almost surely, 2^201082361 is an apocalyptic number.

It is an amenable number.

201082361 is a deficient number, since it is larger than the sum of its proper divisors (1).

201082361 is an equidigital number, since it uses as much as digits as its factorization.

201082361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 201082361 is about 14180.3512297827. The cubic root of 201082361 is about 585.8565978745.

The spelling of 201082361 in words is "two hundred one million, eighty-two thousand, three hundred sixty-one".