8063600891 has 2 divisors, whose sum is σ = 8063600892. Its totient is φ = 8063600890.

The previous prime is 8063600879. The next prime is 8063600911. The reversal of 8063600891 is 1980063608.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8063600891 - 2²² = 8059406587 is a prime.

It is not a weakly prime, because it can be changed into another prime (8063600791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4031800445 + 4031800446.

It is an arithmetic number, because the mean of its divisors is an integer number (4031800446).

Almost surely, 2^8063600891 is an apocalyptic number.

8063600891 is a deficient number, since it is larger than the sum of its proper divisors (1).

8063600891 is an equidigital number, since it uses as much as digits as its factorization.

8063600891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 8063600891 is about 89797.5550390989. Note that the first 3 decimals coincide. The cubic root of 8063600891 is about 2005.2860905643.

The spelling of 8063600891 in words is "eight billion, sixty-three million, six hundred thousand, eight hundred ninety-one".