65011 has 2 divisors, whose sum is σ = 65012. Its totient is φ = 65010.

The previous prime is 65003. The next prime is 65027. The reversal of 65011 is 11056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65011 - 2³ = 65003 is a prime.

It is a plaindrome in base 13 and base 14.

It is a junction number, because it is equal to n+sod(n) for n = 64982 and 65000.

It is not a weakly prime, because it can be changed into another prime (65071) 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, 32505 + 32506.

It is an arithmetic number, because the mean of its divisors is an integer number (32506).

2⁶⁵⁰¹¹ is an apocalyptic number.

65011 is a deficient number, since it is larger than the sum of its proper divisors (1).

65011 is an equidigital number, since it uses as much as digits as its factorization.

65011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 65011 is about 254.9725475419. The cubic root of 65011 is about 40.2095255597.

Adding to 65011 its reverse (11056), we get a palindrome (76067).

The spelling of 65011 in words is "sixty-five thousand, eleven".