65744753 has 2 divisors, whose sum is σ = 65744754. Its totient is φ = 65744752.

The previous prime is 65744743. The next prime is 65744773. The reversal of 65744753 is 35744756.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61199329 + 4545424 = 7823^2 + 2132^2 .

It is a cyclic number.

It is not a de Polignac number, because 65744753 - 2⁴ = 65744737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65744753.

It is not a weakly prime, because it can be changed into another prime (65744743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32872376 + 32872377.

It is an arithmetic number, because the mean of its divisors is an integer number (32872377).

Almost surely, 2^65744753 is an apocalyptic number.

It is an amenable number.

65744753 is a deficient number, since it is larger than the sum of its proper divisors (1).

65744753 is an equidigital number, since it uses as much as digits as its factorization.

65744753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 41.

The square root of 65744753 is about 8108.3138197778. The cubic root of 65744753 is about 403.6023621591.

The spelling of 65744753 in words is "sixty-five million, seven hundred forty-four thousand, seven hundred fifty-three".