8349043249 has 2 divisors, whose sum is σ = 8349043250. Its totient is φ = 8349043248.

The previous prime is 8349043231. The next prime is 8349043259. The reversal of 8349043249 is 9423409438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4957145649 + 3391897600 = 70407^2 + 58240^2 .

It is a cyclic number.

It is not a de Polignac number, because 8349043249 - 2³¹ = 6201559601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8349043199 and 8349043208.

It is not a weakly prime, because it can be changed into another prime (8349043259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4174521624 + 4174521625.

It is an arithmetic number, because the mean of its divisors is an integer number (4174521625).

Almost surely, 2^8349043249 is an apocalyptic number.

It is an amenable number.

8349043249 is a deficient number, since it is larger than the sum of its proper divisors (1).

8349043249 is an equidigital number, since it uses as much as digits as its factorization.

8349043249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 46.

The square root of 8349043249 is about 91373.0991539633. The cubic root of 8349043249 is about 2028.6738771828.

The spelling of 8349043249 in words is "eight billion, three hundred forty-nine million, forty-three thousand, two hundred forty-nine".