8340956251 has 2 divisors, whose sum is σ = 8340956252. Its totient is φ = 8340956250.

The previous prime is 8340956203. The next prime is 8340956297. The reversal of 8340956251 is 1526590438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8340956251 - 2¹¹ = 8340954203 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8340956198 and 8340956207.

It is not a weakly prime, because it can be changed into another prime (8340956051) 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, 4170478125 + 4170478126.

It is an arithmetic number, because the mean of its divisors is an integer number (4170478126).

Almost surely, 2^8340956251 is an apocalyptic number.

8340956251 is a deficient number, since it is larger than the sum of its proper divisors (1).

8340956251 is an equidigital number, since it uses as much as digits as its factorization.

8340956251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 43.

The square root of 8340956251 is about 91328.8358132304. The cubic root of 8340956251 is about 2028.0186651248.

The spelling of 8340956251 in words is "eight billion, three hundred forty million, nine hundred fifty-six thousand, two hundred fifty-one".