65965033 has 2 divisors, whose sum is σ = 65965034. Its totient is φ = 65965032.

The previous prime is 65965027. The next prime is 65965061. The reversal of 65965033 is 33056956.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63568729 + 2396304 = 7973^2 + 1548^2 .

It is a cyclic number.

It is not a de Polignac number, because 65965033 - 2²⁵ = 32410601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65964983 and 65965001.

It is not a weakly prime, because it can be changed into another prime (65965013) 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, 32982516 + 32982517.

It is an arithmetic number, because the mean of its divisors is an integer number (32982517).

Almost surely, 2^65965033 is an apocalyptic number.

It is an amenable number.

65965033 is a deficient number, since it is larger than the sum of its proper divisors (1).

65965033 is an equidigital number, since it uses as much as digits as its factorization.

65965033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 37.

The square root of 65965033 is about 8121.8860494346. The cubic root of 65965033 is about 404.0526207478.

The spelling of 65965033 in words is "sixty-five million, nine hundred sixty-five thousand, thirty-three".