201144132437 has 2 divisors, whose sum is σ = 201144132438. Its totient is φ = 201144132436.

The previous prime is 201144132419. The next prime is 201144132439. The reversal of 201144132437 is 734231441102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198353546161 + 2790586276 = 445369^2 + 52826^2 .

It is a cyclic number.

It is not a de Polignac number, because 201144132437 - 2¹⁰ = 201144131413 is a prime.

Together with 201144132439, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201144132439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100572066218 + 100572066219.

It is an arithmetic number, because the mean of its divisors is an integer number (100572066219).

Almost surely, 2^201144132437 is an apocalyptic number.

It is an amenable number.

201144132437 is a deficient number, since it is larger than the sum of its proper divisors (1).

201144132437 is an equidigital number, since it uses as much as digits as its factorization.

201144132437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 32.

Adding to 201144132437 its reverse (734231441102), we get a palindrome (935375573539).

The spelling of 201144132437 in words is "two hundred one billion, one hundred forty-four million, one hundred thirty-two thousand, four hundred thirty-seven".