51065051 has 2 divisors, whose sum is σ = 51065052. Its totient is φ = 51065050.

The previous prime is 51065041. The next prime is 51065057. The reversal of 51065051 is 15056015.

51065051 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 is a cyclic number.

It is not a de Polignac number, because 51065051 - 2¹⁸ = 50802907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (51065057) 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, 25532525 + 25532526.

It is an arithmetic number, because the mean of its divisors is an integer number (25532526).

Almost surely, 2^51065051 is an apocalyptic number.

51065051 is a deficient number, since it is larger than the sum of its proper divisors (1).

51065051 is an equidigital number, since it uses as much as digits as its factorization.

51065051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 51065051 is about 7145.9814581344. The cubic root of 51065051 is about 371.0005812213. Note that the first 3 decimals are identical.

The spelling of 51065051 in words is "fifty-one million, sixty-five thousand, fifty-one".