65320067 has 2 divisors, whose sum is σ = 65320068. Its totient is φ = 65320066.

The previous prime is 65320063. The next prime is 65320097. The reversal of 65320067 is 76002356.

65320067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65320067 - 2² = 65320063 is a prime.

It is a super-2 number, since 2×65320067² = 8533422305768978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65320061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32660033 + 32660034.

It is an arithmetic number, because the mean of its divisors is an integer number (32660034).

Almost surely, 2^65320067 is an apocalyptic number.

65320067 is a deficient number, since it is larger than the sum of its proper divisors (1).

65320067 is an equidigital number, since it uses as much as digits as its factorization.

65320067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 65320067 is about 8082.0830854428. The cubic root of 65320067 is about 402.7314451461.

The spelling of 65320067 in words is "sixty-five million, three hundred twenty thousand, sixty-seven".