51744853 has 2 divisors, whose sum is σ = 51744854. Its totient is φ = 51744852.

The previous prime is 51744827. The next prime is 51744863. The reversal of 51744853 is 35844715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50438404 + 1306449 = 7102^2 + 1143^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51744853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51744863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25872426 + 25872427.

It is an arithmetic number, because the mean of its divisors is an integer number (25872427).

Almost surely, 2^51744853 is an apocalyptic number.

It is an amenable number.

51744853 is a deficient number, since it is larger than the sum of its proper divisors (1).

51744853 is an equidigital number, since it uses as much as digits as its factorization.

51744853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 37.

The square root of 51744853 is about 7193.3895348438. The cubic root of 51744853 is about 372.6396407526.

The spelling of 51744853 in words is "fifty-one million, seven hundred forty-four thousand, eight hundred fifty-three".