50511449 has 2 divisors, whose sum is σ = 50511450. Its totient is φ = 50511448.

The previous prime is 50511421. The next prime is 50511451. The reversal of 50511449 is 94411505.

50511449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43983424 + 6528025 = 6632^2 + 2555^2 .

It is a cyclic number.

It is not a de Polignac number, because 50511449 - 2⁸ = 50511193 is a prime.

It is a Sophie Germain prime.

Together with 50511451, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50511479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255724 + 25255725.

It is an arithmetic number, because the mean of its divisors is an integer number (25255725).

Almost surely, 2^50511449 is an apocalyptic number.

It is an amenable number.

50511449 is a deficient number, since it is larger than the sum of its proper divisors (1).

50511449 is an equidigital number, since it uses as much as digits as its factorization.

50511449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 50511449 is about 7107.1407049530. The cubic root of 50511449 is about 369.6550205480.

The spelling of 50511449 in words is "fifty million, five hundred eleven thousand, four hundred forty-nine".