9695447947 has 2 divisors, whose sum is σ = 9695447948. Its totient is φ = 9695447946.

The previous prime is 9695447933. The next prime is 9695447963. The reversal of 9695447947 is 7497445969.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9695447947 - 2¹⁵ = 9695415179 is a prime.

It is not a weakly prime, because it can be changed into another prime (9695447917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4847723973 + 4847723974.

It is an arithmetic number, because the mean of its divisors is an integer number (4847723974).

Almost surely, 2^9695447947 is an apocalyptic number.

9695447947 is a deficient number, since it is larger than the sum of its proper divisors (1).

9695447947 is an equidigital number, since it uses as much as digits as its factorization.

9695447947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68584320, while the sum is 64.

The square root of 9695447947 is about 98465.4657583053. The cubic root of 9695447947 is about 2132.3375739423.

The spelling of 9695447947 in words is "nine billion, six hundred ninety-five million, four hundred forty-seven thousand, nine hundred forty-seven".