8204020651 has 2 divisors, whose sum is σ = 8204020652. Its totient is φ = 8204020650.

The previous prime is 8204020603. The next prime is 8204020663. The reversal of 8204020651 is 1560204028.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8204020651 - 2¹⁷ = 8203889579 is a prime.

It is not a weakly prime, because it can be changed into another prime (8204020681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4102010325 + 4102010326.

It is an arithmetic number, because the mean of its divisors is an integer number (4102010326).

Almost surely, 2^8204020651 is an apocalyptic number.

8204020651 is a deficient number, since it is larger than the sum of its proper divisors (1).

8204020651 is an equidigital number, since it uses as much as digits as its factorization.

8204020651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 8204020651 is about 90576.0489919935. The cubic root of 8204020651 is about 2016.8592051886.

Adding to 8204020651 its reverse (1560204028), we get a palindrome (9764224679).

The spelling of 8204020651 in words is "eight billion, two hundred four million, twenty thousand, six hundred fifty-one".