9218747441 has 2 divisors, whose sum is σ = 9218747442. Its totient is φ = 9218747440.

The previous prime is 9218747429. The next prime is 9218747477. The reversal of 9218747441 is 1447478129.

9218747441 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., 9078087841 + 140659600 = 95279^2 + 11860^2 .

It is a cyclic number.

It is not a de Polignac number, because 9218747441 - 2¹⁴ = 9218731057 is a prime.

It is not a weakly prime, because it can be changed into another prime (9218147441) 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, 4609373720 + 4609373721.

It is an arithmetic number, because the mean of its divisors is an integer number (4609373721).

Almost surely, 2^9218747441 is an apocalyptic number.

It is an amenable number.

9218747441 is a deficient number, since it is larger than the sum of its proper divisors (1).

9218747441 is an equidigital number, since it uses as much as digits as its factorization.

9218747441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 47.

The square root of 9218747441 is about 96014.3085222197. The cubic root of 9218747441 is about 2096.8014376172.

The spelling of 9218747441 in words is "nine billion, two hundred eighteen million, seven hundred forty-seven thousand, four hundred forty-one".