51050849 has 2 divisors, whose sum is σ = 51050850. Its totient is φ = 51050848.

The previous prime is 51050833. The next prime is 51050873. The reversal of 51050849 is 94805015.

51050849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43652449 + 7398400 = 6607^2 + 2720^2 .

It is a cyclic number.

It is not a de Polignac number, because 51050849 - 2⁴ = 51050833 is a prime.

It is not a weakly prime, because it can be changed into another prime (51050899) 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, 25525424 + 25525425.

It is an arithmetic number, because the mean of its divisors is an integer number (25525425).

Almost surely, 2^51050849 is an apocalyptic number.

It is an amenable number.

51050849 is a deficient number, since it is larger than the sum of its proper divisors (1).

51050849 is an equidigital number, since it uses as much as digits as its factorization.

51050849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 51050849 is about 7144.9876836843. The cubic root of 51050849 is about 370.9661843184.

The spelling of 51050849 in words is "fifty-one million, fifty thousand, eight hundred forty-nine".