65061013 has 2 divisors, whose sum is σ = 65061014. Its totient is φ = 65061012.

The previous prime is 65060987. The next prime is 65061041. The reversal of 65061013 is 31016056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60575089 + 4485924 = 7783^2 + 2118^2 .

It is a cyclic number.

It is not a de Polignac number, because 65061013 - 2¹³ = 65052821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65061053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32530506 + 32530507.

It is an arithmetic number, because the mean of its divisors is an integer number (32530507).

Almost surely, 2^65061013 is an apocalyptic number.

It is an amenable number.

65061013 is a deficient number, since it is larger than the sum of its proper divisors (1).

65061013 is an equidigital number, since it uses as much as digits as its factorization.

65061013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 65061013 is about 8066.0407264035. The cubic root of 65061013 is about 402.1983398714.

Adding to 65061013 its reverse (31016056), we get a palindrome (96077069).

The spelling of 65061013 in words is "sixty-five million, sixty-one thousand, thirteen".