8956719979 has 2 divisors, whose sum is σ = 8956719980. Its totient is φ = 8956719978.

The previous prime is 8956719973. The next prime is 8956719983. The reversal of 8956719979 is 9799176598.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8956719979 - 2³ = 8956719971 is a prime.

It is not a weakly prime, because it can be changed into another prime (8956719971) 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, 4478359989 + 4478359990.

It is an arithmetic number, because the mean of its divisors is an integer number (4478359990).

Almost surely, 2^8956719979 is an apocalyptic number.

8956719979 is a deficient number, since it is larger than the sum of its proper divisors (1).

8956719979 is an equidigital number, since it uses as much as digits as its factorization.

8956719979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77157360, while the sum is 70.

The square root of 8956719979 is about 94639.9491705273. The cubic root of 8956719979 is about 2076.7441650205.

The spelling of 8956719979 in words is "eight billion, nine hundred fifty-six million, seven hundred nineteen thousand, nine hundred seventy-nine".