2079767771 has 2 divisors, whose sum is σ = 2079767772. Its totient is φ = 2079767770.

The previous prime is 2079767761. The next prime is 2079767783. The reversal of 2079767771 is 1777679702.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2079767771 - 2¹⁸ = 2079505627 is a prime.

It is not a weakly prime, because it can be changed into another prime (2079767731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039883885 + 1039883886.

It is an arithmetic number, because the mean of its divisors is an integer number (1039883886).

Almost surely, 2^2079767771 is an apocalyptic number.

2079767771 is a deficient number, since it is larger than the sum of its proper divisors (1).

2079767771 is an equidigital number, since it uses as much as digits as its factorization.

2079767771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1815156, while the sum is 53.

The square root of 2079767771 is about 45604.4709540633. The cubic root of 2079767771 is about 1276.4533515106.

The spelling of 2079767771 in words is "two billion, seventy-nine million, seven hundred sixty-seven thousand, seven hundred seventy-one".