9412278761 has 2 divisors, whose sum is σ = 9412278762. Its totient is φ = 9412278760.

The previous prime is 9412278739. The next prime is 9412278809. The reversal of 9412278761 is 1678722149.

9412278761 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., 8620194025 + 792084736 = 92845^2 + 28144^2 .

It is a cyclic number.

It is not a de Polignac number, because 9412278761 - 2¹⁰ = 9412277737 is a prime.

It is not a weakly prime, because it can be changed into another prime (9412278721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4706139380 + 4706139381.

It is an arithmetic number, because the mean of its divisors is an integer number (4706139381).

Almost surely, 2^9412278761 is an apocalyptic number.

It is an amenable number.

9412278761 is a deficient number, since it is larger than the sum of its proper divisors (1).

9412278761 is an equidigital number, since it uses as much as digits as its factorization.

9412278761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 47.

The square root of 9412278761 is about 97016.8993577923. The cubic root of 9412278761 is about 2111.3728224607.

The spelling of 9412278761 in words is "nine billion, four hundred twelve million, two hundred seventy-eight thousand, seven hundred sixty-one".