947534364841 has 2 divisors, whose sum is σ = 947534364842. Its totient is φ = 947534364840.

The previous prime is 947534364817. The next prime is 947534364859. The reversal of 947534364841 is 148463435749.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 535150771600 + 412383593241 = 731540^2 + 642171^2 .

It is a cyclic number.

It is not a de Polignac number, because 947534364841 - 2¹⁷ = 947534233769 is a prime.

It is not a weakly prime, because it can be changed into another prime (947534364241) 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, 473767182420 + 473767182421.

It is an arithmetic number, because the mean of its divisors is an integer number (473767182421).

Almost surely, 2^947534364841 is an apocalyptic number.

It is an amenable number.

947534364841 is a deficient number, since it is larger than the sum of its proper divisors (1).

947534364841 is an equidigital number, since it uses as much as digits as its factorization.

947534364841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34836480, while the sum is 58.

The spelling of 947534364841 in words is "nine hundred forty-seven billion, five hundred thirty-four million, three hundred sixty-four thousand, eight hundred forty-one".