51416303 has 2 divisors, whose sum is σ = 51416304. Its totient is φ = 51416302.

The previous prime is 51416297. The next prime is 51416327. The reversal of 51416303 is 30361415.

It is a happy number.

51416303 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 a de Polignac number, because none of the positive numbers 2^k-51416303 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51416353) 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, 25708151 + 25708152.

It is an arithmetic number, because the mean of its divisors is an integer number (25708152).

Almost surely, 2^51416303 is an apocalyptic number.

51416303 is a deficient number, since it is larger than the sum of its proper divisors (1).

51416303 is an equidigital number, since it uses as much as digits as its factorization.

51416303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 51416303 is about 7170.5162296727. The cubic root of 51416303 is about 371.8492832815.

Adding to 51416303 its reverse (30361415), we get a palindrome (81777718).

The spelling of 51416303 in words is "fifty-one million, four hundred sixteen thousand, three hundred three".