51030079 has 2 divisors, whose sum is σ = 51030080. Its totient is φ = 51030078.

The previous prime is 51030059. The next prime is 51030101. The reversal of 51030079 is 97003015.

51030079 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 is a cyclic number.

It is not a de Polignac number, because 51030079 - 2⁵ = 51030047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51030059) 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, 25515039 + 25515040.

It is an arithmetic number, because the mean of its divisors is an integer number (25515040).

Almost surely, 2^51030079 is an apocalyptic number.

51030079 is a deficient number, since it is larger than the sum of its proper divisors (1).

51030079 is an equidigital number, since it uses as much as digits as its factorization.

51030079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945, while the sum is 25.

The square root of 51030079 is about 7143.5340693525. The cubic root of 51030079 is about 370.9158683886.

The spelling of 51030079 in words is "fifty-one million, thirty thousand, seventy-nine".