64506011 has 2 divisors, whose sum is σ = 64506012. Its totient is φ = 64506010.

The previous prime is 64505999. The next prime is 64506031. The reversal of 64506011 is 11060546.

64506011 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 a de Polignac number, because none of the positive numbers 2^k-64506011 is a prime.

It is a super-2 number, since 2×64506011² = 8322050910264242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (64506031) 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, 32253005 + 32253006.

It is an arithmetic number, because the mean of its divisors is an integer number (32253006).

Almost surely, 2^64506011 is an apocalyptic number.

64506011 is a deficient number, since it is larger than the sum of its proper divisors (1).

64506011 is an equidigital number, since it uses as much as digits as its factorization.

64506011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 64506011 is about 8031.5634218999. The cubic root of 64506011 is about 401.0514234337.

Adding to 64506011 its reverse (11060546), we get a palindrome (75566557).

The spelling of 64506011 in words is "sixty-four million, five hundred six thousand, eleven".