2663071273 has 2 divisors, whose sum is σ = 2663071274. Its totient is φ = 2663071272.

The previous prime is 2663071253. The next prime is 2663071289. The reversal of 2663071273 is 3721703662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2478844944 + 184226329 = 49788^2 + 13573^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2663071273 is a prime.

It is not a weakly prime, because it can be changed into another prime (2663071223) 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, 1331535636 + 1331535637.

It is an arithmetic number, because the mean of its divisors is an integer number (1331535637).

Almost surely, 2^2663071273 is an apocalyptic number.

It is an amenable number.

2663071273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2663071273 is an equidigital number, since it uses as much as digits as its factorization.

2663071273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 2663071273 is about 51604.9539579293. The cubic root of 2663071273 is about 1386.0990417145.

It can be divided in two parts, 26630 and 71273, that added together give a triangular number (97903 = T₄₄₂).

The spelling of 2663071273 in words is "two billion, six hundred sixty-three million, seventy-one thousand, two hundred seventy-three".