9479557469 has 2 divisors, whose sum is σ = 9479557470. Its totient is φ = 9479557468.

The previous prime is 9479557429. The next prime is 9479557489. The reversal of 9479557469 is 9647559749.

9479557469 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 can be written as a sum of positive squares in only one way, i.e., 9438122500 + 41434969 = 97150^2 + 6437^2 .

It is an emirp because it is prime and its reverse (9647559749) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9479557469 - 2¹² = 9479553373 is a prime.

It is a super-2 number, since 2×9479557469² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9479557429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4739778734 + 4739778735.

It is an arithmetic number, because the mean of its divisors is an integer number (4739778735).

Almost surely, 2^9479557469 is an apocalyptic number.

It is an amenable number.

9479557469 is a deficient number, since it is larger than the sum of its proper divisors (1).

9479557469 is an equidigital number, since it uses as much as digits as its factorization.

9479557469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85730400, while the sum is 65.

The square root of 9479557469 is about 97363.0190010560. The cubic root of 9479557469 is about 2116.3915616116.

The spelling of 9479557469 in words is "nine billion, four hundred seventy-nine million, five hundred fifty-seven thousand, four hundred sixty-nine".