65005453 has 2 divisors, whose sum is σ = 65005454. Its totient is φ = 65005452.

The previous prime is 65005427. The next prime is 65005471. The reversal of 65005453 is 35450056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38975049 + 26030404 = 6243^2 + 5102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65005453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65005483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32502726 + 32502727.

It is an arithmetic number, because the mean of its divisors is an integer number (32502727).

Almost surely, 2^65005453 is an apocalyptic number.

It is an amenable number.

65005453 is a deficient number, since it is larger than the sum of its proper divisors (1).

65005453 is an equidigital number, since it uses as much as digits as its factorization.

65005453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 65005453 is about 8062.5959219100. The cubic root of 65005453 is about 402.0838191433.

The spelling of 65005453 in words is "sixty-five million, five thousand, four hundred fifty-three".