80416771 has 2 divisors, whose sum is σ = 80416772. Its totient is φ = 80416770.

The previous prime is 80416769. The next prime is 80416807. The reversal of 80416771 is 17761408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80416771 - 2¹ = 80416769 is a prime.

Together with 80416769, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (80414771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40208385 + 40208386.

It is an arithmetic number, because the mean of its divisors is an integer number (40208386).

Almost surely, 2^80416771 is an apocalyptic number.

80416771 is a deficient number, since it is larger than the sum of its proper divisors (1).

80416771 is an equidigital number, since it uses as much as digits as its factorization.

80416771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 80416771 is about 8967.5398521557. The cubic root of 80416771 is about 431.6338972920.

The spelling of 80416771 in words is "eighty million, four hundred sixteen thousand, seven hundred seventy-one".