2071398773 has 2 divisors, whose sum is σ = 2071398774. Its totient is φ = 2071398772.

The previous prime is 2071398743. The next prime is 2071398781. The reversal of 2071398773 is 3778931702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1943663569 + 127735204 = 44087^2 + 11302^2 .

It is a cyclic number.

It is not a de Polignac number, because 2071398773 - 2¹⁰ = 2071397749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2071398743) 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, 1035699386 + 1035699387.

It is an arithmetic number, because the mean of its divisors is an integer number (1035699387).

Almost surely, 2^2071398773 is an apocalyptic number.

It is an amenable number.

2071398773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2071398773 is an equidigital number, since it uses as much as digits as its factorization.

2071398773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 47.

The square root of 2071398773 is about 45512.6221283723. The cubic root of 2071398773 is about 1274.7388978087.

The spelling of 2071398773 in words is "two billion, seventy-one million, three hundred ninety-eight thousand, seven hundred seventy-three".