9670987 has 2 divisors, whose sum is σ = 9670988. Its totient is φ = 9670986.

The previous prime is 9670937. The next prime is 9670993. The reversal of 9670987 is 7890769.

It is a strong prime.

It is an emirp because it is prime and its reverse (7890769) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9670987 is a prime.

It is a Chen prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (9670907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4835493 + 4835494.

It is an arithmetic number, because the mean of its divisors is an integer number (4835494).

Almost surely, 2^9670987 is an apocalyptic number.

9670987 is a deficient number, since it is larger than the sum of its proper divisors (1).

9670987 is an equidigital number, since it uses as much as digits as its factorization.

9670987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 9670987 is about 3109.8210559452. The cubic root of 9670987 is about 213.0542816830.

The spelling of 9670987 in words is "nine million, six hundred seventy thousand, nine hundred eighty-seven".