9660679349 has 2 divisors, whose sum is σ = 9660679350. Its totient is φ = 9660679348.

The previous prime is 9660679337. The next prime is 9660679363. The reversal of 9660679349 is 9439760669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6433644100 + 3227035249 = 80210^2 + 56807^2 .

It is a cyclic number.

It is not a de Polignac number, because 9660679349 - 2¹² = 9660675253 is a prime.

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 (9660672349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4830339674 + 4830339675.

It is an arithmetic number, because the mean of its divisors is an integer number (4830339675).

Almost surely, 2^9660679349 is an apocalyptic number.

It is an amenable number.

9660679349 is a deficient number, since it is larger than the sum of its proper divisors (1).

9660679349 is an equidigital number, since it uses as much as digits as its factorization.

9660679349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13226976, while the sum is 59.

The square root of 9660679349 is about 98288.7549468402. The cubic root of 9660679349 is about 2129.7856139153.

The spelling of 9660679349 in words is "nine billion, six hundred sixty million, six hundred seventy-nine thousand, three hundred forty-nine".