8020218959 has 2 divisors, whose sum is σ = 8020218960. Its totient is φ = 8020218958.

The previous prime is 8020218923. The next prime is 8020218967. The reversal of 8020218959 is 9598120208.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8020218959 - 2¹² = 8020214863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8020218989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4010109479 + 4010109480.

It is an arithmetic number, because the mean of its divisors is an integer number (4010109480).

Almost surely, 2^8020218959 is an apocalyptic number.

8020218959 is a deficient number, since it is larger than the sum of its proper divisors (1).

8020218959 is an equidigital number, since it uses as much as digits as its factorization.

8020218959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 8020218959 is about 89555.6751914696. The cubic root of 8020218959 is about 2001.6834957734.

The spelling of 8020218959 in words is "eight billion, twenty million, two hundred eighteen thousand, nine hundred fifty-nine".