79796771 has 2 divisors, whose sum is σ = 79796772.
Its totient is φ = 79796770.
The previous prime is 79796711. The next prime is 79796803. The reversal of 79796771 is 17769797.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 79796771 - 26 = 79796707 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (79796711) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39898385 + 39898386.
It is an arithmetic number, because the mean of its divisors is an integer number (39898386).
Almost surely, 279796771 is an apocalyptic number.
79796771 is a deficient number, since it is larger than the sum of its proper divisors (1).
79796771 is an equidigital number, since it uses as much as digits as its factorization.
79796771 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1166886, while the sum is 53.
The square root of 79796771 is about 8932.9038391779.
The cubic root of 79796771 is about 430.5217589295.
The spelling of 79796771 in words is "seventy-nine million, seven hundred ninety-six thousand, seven hundred seventy-one".