8399925971 has 2 divisors, whose sum is σ = 8399925972. Its totient is φ = 8399925970.

The previous prime is 8399925907. The next prime is 8399926001. The reversal of 8399925971 is 1795299938.

8399925971 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8399925971 - 2⁶ = 8399925907 is a prime.

It is not a weakly prime, because it can be changed into another prime (8399925901) 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, 4199962985 + 4199962986.

It is an arithmetic number, because the mean of its divisors is an integer number (4199962986).

Almost surely, 2^8399925971 is an apocalyptic number.

8399925971 is a deficient number, since it is larger than the sum of its proper divisors (1).

8399925971 is an equidigital number, since it uses as much as digits as its factorization.

8399925971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11022480, while the sum is 62.

The square root of 8399925971 is about 91651.1100369221. The cubic root of 8399925971 is about 2032.7867419609.

The spelling of 8399925971 in words is "eight billion, three hundred ninety-nine million, nine hundred twenty-five thousand, nine hundred seventy-one".