227400065261 has 2 divisors, whose sum is σ = 227400065262. Its totient is φ = 227400065260.

The previous prime is 227400065239. The next prime is 227400065297. The reversal of 227400065261 is 162560004722.

227400065261 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 can be written as a sum of positive squares in only one way, i.e., 217794889225 + 9605176036 = 466685^2 + 98006^2 .

It is a cyclic number.

It is not a de Polignac number, because 227400065261 - 2¹⁴ = 227400048877 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227400065231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113700032630 + 113700032631.

It is an arithmetic number, because the mean of its divisors is an integer number (113700032631).

Almost surely, 2^227400065261 is an apocalyptic number.

It is an amenable number.

227400065261 is a deficient number, since it is larger than the sum of its proper divisors (1).

227400065261 is an equidigital number, since it uses as much as digits as its factorization.

227400065261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 227400065261 its reverse (162560004722), we get a palindrome (389960069983).

The spelling of 227400065261 in words is "two hundred twenty-seven billion, four hundred million, sixty-five thousand, two hundred sixty-one".