65726113 has 2 divisors, whose sum is σ = 65726114. Its totient is φ = 65726112.

The previous prime is 65726083. The next prime is 65726117. The reversal of 65726113 is 31162756.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53173264 + 12552849 = 7292^2 + 3543^2 .

It is a cyclic number.

It is not a de Polignac number, because 65726113 - 2⁵ = 65726081 is a prime.

It is not a weakly prime, because it can be changed into another prime (65726117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32863056 + 32863057.

It is an arithmetic number, because the mean of its divisors is an integer number (32863057).

Almost surely, 2^65726113 is an apocalyptic number.

It is an amenable number.

65726113 is a deficient number, since it is larger than the sum of its proper divisors (1).

65726113 is an equidigital number, since it uses as much as digits as its factorization.

65726113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 65726113 is about 8107.1643007898. The cubic root of 65726113 is about 403.5642153423.

Adding to 65726113 its reverse (31162756), we get a palindrome (96888869).

The spelling of 65726113 in words is "sixty-five million, seven hundred twenty-six thousand, one hundred thirteen".