65606011 has 2 divisors, whose sum is σ = 65606012. Its totient is φ = 65606010.

The previous prime is 65605999. The next prime is 65606029. The reversal of 65606011 is 11060656.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65606011 - 2²¹ = 63508859 is a prime.

It is not a weakly prime, because it can be changed into another prime (65606081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32803005 + 32803006.

It is an arithmetic number, because the mean of its divisors is an integer number (32803006).

Almost surely, 2^65606011 is an apocalyptic number.

65606011 is a deficient number, since it is larger than the sum of its proper divisors (1).

65606011 is an equidigital number, since it uses as much as digits as its factorization.

65606011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 65606011 is about 8099.7537616893. The cubic root of 65606011 is about 403.3182531225.

Adding to 65606011 its reverse (11060656), we get a palindrome (76666667).

The spelling of 65606011 in words is "sixty-five million, six hundred six thousand, eleven".