7925069947 has 2 divisors, whose sum is σ = 7925069948. Its totient is φ = 7925069946.

The previous prime is 7925069941. The next prime is 7925069963. The reversal of 7925069947 is 7499605297.

7925069947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7925069947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7925069891 and 7925069900.

It is not a weakly prime, because it can be changed into another prime (7925069941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3962534973 + 3962534974.

It is an arithmetic number, because the mean of its divisors is an integer number (3962534974).

Almost surely, 2^7925069947 is an apocalyptic number.

7925069947 is a deficient number, since it is larger than the sum of its proper divisors (1).

7925069947 is an equidigital number, since it uses as much as digits as its factorization.

7925069947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8573040, while the sum is 58.

The square root of 7925069947 is about 89022.8619344492. The cubic root of 7925069947 is about 1993.7362320017.

The spelling of 7925069947 in words is "seven billion, nine hundred twenty-five million, sixty-nine thousand, nine hundred forty-seven".