51364741 has 2 divisors, whose sum is σ = 51364742. Its totient is φ = 51364740.

The previous prime is 51364739. The next prime is 51364763. The reversal of 51364741 is 14746315.

51364741 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., 50708641 + 656100 = 7121^2 + 810^2 .

It is a cyclic number.

It is not a de Polignac number, because 51364741 - 2¹ = 51364739 is a prime.

Together with 51364739, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51367741) 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, 25682370 + 25682371.

It is an arithmetic number, because the mean of its divisors is an integer number (25682371).

Almost surely, 2^51364741 is an apocalyptic number.

It is an amenable number.

51364741 is a deficient number, since it is larger than the sum of its proper divisors (1).

51364741 is an equidigital number, since it uses as much as digits as its factorization.

51364741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 51364741 is about 7166.9199102543. The cubic root of 51364741 is about 371.7249407131.

The spelling of 51364741 in words is "fifty-one million, three hundred sixty-four thousand, seven hundred forty-one".