9875651 has 2 divisors, whose sum is σ = 9875652. Its totient is φ = 9875650.

The previous prime is 9875587. The next prime is 9875669. The reversal of 9875651 is 1565789.

It is a strong prime.

It is an emirp because it is prime and its reverse (1565789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9875651 - 2⁶ = 9875587 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9875599 and 9875608.

It is not a weakly prime, because it can be changed into another prime (9871651) 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, 4937825 + 4937826.

It is an arithmetic number, because the mean of its divisors is an integer number (4937826).

Almost surely, 2^9875651 is an apocalyptic number.

9875651 is a deficient number, since it is larger than the sum of its proper divisors (1).

9875651 is an equidigital number, since it uses as much as digits as its factorization.

9875651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 41.

The square root of 9875651 is about 3142.5548523455. The cubic root of 9875651 is about 214.5467357407.

The spelling of 9875651 in words is "nine million, eight hundred seventy-five thousand, six hundred fifty-one".