9851852651 has 2 divisors, whose sum is σ = 9851852652. Its totient is φ = 9851852650.

The previous prime is 9851852629. The next prime is 9851852701. The reversal of 9851852651 is 1562581589.

It is a happy number.

It is an a-pointer prime, because the next prime (9851852701) can be obtained adding 9851852651 to its sum of digits (50).

It is a weak prime.

It is an emirp because it is prime and its reverse (1562581589) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9851852651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9851852651.

It is not a weakly prime, because it can be changed into another prime (9851852251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4925926325 + 4925926326.

It is an arithmetic number, because the mean of its divisors is an integer number (4925926326).

Almost surely, 2^9851852651 is an apocalyptic number.

9851852651 is a deficient number, since it is larger than the sum of its proper divisors (1).

9851852651 is an equidigital number, since it uses as much as digits as its factorization.

9851852651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 50.

The square root of 9851852651 is about 99256.4992884597. The cubic root of 9851852651 is about 2143.7425884242.

The spelling of 9851852651 in words is "nine billion, eight hundred fifty-one million, eight hundred fifty-two thousand, six hundred fifty-one".