65305453 has 2 divisors, whose sum is σ = 65305454. Its totient is φ = 65305452.

The previous prime is 65305421. The next prime is 65305459. The reversal of 65305453 is 35450356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40921609 + 24383844 = 6397^2 + 4938^2 .

It is a cyclic number.

It is not a de Polignac number, because 65305453 - 2⁵ = 65305421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65305459) 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, 32652726 + 32652727.

It is an arithmetic number, because the mean of its divisors is an integer number (32652727).

Almost surely, 2^65305453 is an apocalyptic number.

It is an amenable number.

65305453 is a deficient number, since it is larger than the sum of its proper divisors (1).

65305453 is an equidigital number, since it uses as much as digits as its factorization.

65305453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 65305453 is about 8081.1789362691. The cubic root of 65305453 is about 402.7014086577.

The spelling of 65305453 in words is "sixty-five million, three hundred five thousand, four hundred fifty-three".