771066001 has 2 divisors, whose sum is σ = 771066002. Its totient is φ = 771066000.

The previous prime is 771065989. The next prime is 771066011. The reversal of 771066001 is 100660177.

771066001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 763085376 + 7980625 = 27624^2 + 2825^2 .

It is an emirp because it is prime and its reverse (100660177) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 771066001 - 2⁷ = 771065873 is a prime.

It is not a weakly prime, because it can be changed into another prime (771066011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385533000 + 385533001.

It is an arithmetic number, because the mean of its divisors is an integer number (385533001).

Almost surely, 2^771066001 is an apocalyptic number.

It is an amenable number.

771066001 is a deficient number, since it is larger than the sum of its proper divisors (1).

771066001 is an equidigital number, since it uses as much as digits as its factorization.

771066001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 771066001 is about 27768.0752123729. The cubic root of 771066001 is about 916.9884200456.

The spelling of 771066001 in words is "seven hundred seventy-one million, sixty-six thousand, one".