63344161 has 2 divisors, whose sum is σ = 63344162. Its totient is φ = 63344160.

The previous prime is 63344153. The next prime is 63344167. The reversal of 63344161 is 16144336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63297936 + 46225 = 7956^2 + 215^2 .

It is a cyclic number.

It is not a de Polignac number, because 63344161 - 2³ = 63344153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63344167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31672080 + 31672081.

It is an arithmetic number, because the mean of its divisors is an integer number (31672081).

Almost surely, 2^63344161 is an apocalyptic number.

It is an amenable number.

63344161 is a deficient number, since it is larger than the sum of its proper divisors (1).

63344161 is an equidigital number, since it uses as much as digits as its factorization.

63344161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

The square root of 63344161 is about 7958.9045100441. The cubic root of 63344161 is about 398.6289748441.

Adding to 63344161 its reverse (16144336), we get a palindrome (79488497).

The spelling of 63344161 in words is "sixty-three million, three hundred forty-four thousand, one hundred sixty-one".