9674319257 has 2 divisors, whose sum is σ = 9674319258. Its totient is φ = 9674319256.

The previous prime is 9674319227. The next prime is 9674319283. The reversal of 9674319257 is 7529134769.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5907305881 + 3767013376 = 76859^2 + 61376^2 .

It is a cyclic number.

It is not a de Polignac number, because 9674319257 - 2²⁰ = 9673270681 is a prime.

It is a super-2 number, since 2×9674319257² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9674319199 and 9674319208.

It is not a weakly prime, because it can be changed into another prime (9674319227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4837159628 + 4837159629.

It is an arithmetic number, because the mean of its divisors is an integer number (4837159629).

Almost surely, 2^9674319257 is an apocalyptic number.

It is an amenable number.

9674319257 is a deficient number, since it is larger than the sum of its proper divisors (1).

9674319257 is an equidigital number, since it uses as much as digits as its factorization.

9674319257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 53.

The square root of 9674319257 is about 98358.1173925162. The cubic root of 9674319257 is about 2130.7874902695.

The spelling of 9674319257 in words is "nine billion, six hundred seventy-four million, three hundred nineteen thousand, two hundred fifty-seven".