65380067 has 2 divisors, whose sum is σ = 65380068. Its totient is φ = 65380066.

The previous prime is 65380043. The next prime is 65380093. The reversal of 65380067 is 76008356.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65380067 - 2¹⁰ = 65379043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65380097) 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, 32690033 + 32690034.

It is an arithmetic number, because the mean of its divisors is an integer number (32690034).

Almost surely, 2^65380067 is an apocalyptic number.

65380067 is a deficient number, since it is larger than the sum of its proper divisors (1).

65380067 is an equidigital number, since it uses as much as digits as its factorization.

65380067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 65380067 is about 8085.7941477631. The cubic root of 65380067 is about 402.8547175849.

The spelling of 65380067 in words is "sixty-five million, three hundred eighty thousand, sixty-seven".