8398133347 has 2 divisors, whose sum is σ = 8398133348. Its totient is φ = 8398133346.

The previous prime is 8398133333. The next prime is 8398133357. The reversal of 8398133347 is 7433318938.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8398133347 - 2¹¹ = 8398131299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8398133347.

It is not a weakly prime, because it can be changed into another prime (8398133357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4199066673 + 4199066674.

It is an arithmetic number, because the mean of its divisors is an integer number (4199066674).

Almost surely, 2^8398133347 is an apocalyptic number.

8398133347 is a deficient number, since it is larger than the sum of its proper divisors (1).

8398133347 is an equidigital number, since it uses as much as digits as its factorization.

8398133347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 49.

The square root of 8398133347 is about 91641.3299063256. The cubic root of 8398133347 is about 2032.6421263390.

The spelling of 8398133347 in words is "eight billion, three hundred ninety-eight million, one hundred thirty-three thousand, three hundred forty-seven".