51394363 has 2 divisors, whose sum is σ = 51394364. Its totient is φ = 51394362.

The previous prime is 51394327. The next prime is 51394379. The reversal of 51394363 is 36349315.

51394363 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 51394363 - 2¹³ = 51386171 is a prime.

It is not a weakly prime, because it can be changed into another prime (51394463) 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, 25697181 + 25697182.

It is an arithmetic number, because the mean of its divisors is an integer number (25697182).

Almost surely, 2^51394363 is an apocalyptic number.

51394363 is a deficient number, since it is larger than the sum of its proper divisors (1).

51394363 is an equidigital number, since it uses as much as digits as its factorization.

51394363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 34.

The square root of 51394363 is about 7168.9861905293. The cubic root of 51394363 is about 371.7963847941.

The spelling of 51394363 in words is "fifty-one million, three hundred ninety-four thousand, three hundred sixty-three".