9822041851 has 2 divisors, whose sum is σ = 9822041852. Its totient is φ = 9822041850.

The previous prime is 9822041843. The next prime is 9822041899. The reversal of 9822041851 is 1581402289.

It is a weak prime.

It is an emirp because it is prime and its reverse (1581402289) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9822041851 - 2³ = 9822041843 is a prime.

It is a super-2 number, since 2×9822041851² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9822041821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4911020925 + 4911020926.

It is an arithmetic number, because the mean of its divisors is an integer number (4911020926).

Almost surely, 2^9822041851 is an apocalyptic number.

9822041851 is a deficient number, since it is larger than the sum of its proper divisors (1).

9822041851 is an equidigital number, since it uses as much as digits as its factorization.

9822041851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 9822041851 is about 99106.2149968406. The cubic root of 9822041851 is about 2141.5781478538.

The spelling of 9822041851 in words is "nine billion, eight hundred twenty-two million, forty-one thousand, eight hundred fifty-one".