2176768313 has 2 divisors, whose sum is σ = 2176768314. Its totient is φ = 2176768312.

The previous prime is 2176768211. The next prime is 2176768357. The reversal of 2176768313 is 3138676712.

It is an a-pointer prime, because the next prime (2176768357) can be obtained adding 2176768313 to its sum of digits (44).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1701397504 + 475370809 = 41248^2 + 21803^2 .

It is a cyclic number.

It is not a de Polignac number, because 2176768313 - 2²⁸ = 1908332857 is a prime.

It is not a weakly prime, because it can be changed into another prime (2176768393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1088384156 + 1088384157.

It is an arithmetic number, because the mean of its divisors is an integer number (1088384157).

Almost surely, 2^2176768313 is an apocalyptic number.

It is an amenable number.

2176768313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2176768313 is an equidigital number, since it uses as much as digits as its factorization.

2176768313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 2176768313 is about 46655.8497189795. The cubic root of 2176768313 is about 1295.9972170166.

The spelling of 2176768313 in words is "two billion, one hundred seventy-six million, seven hundred sixty-eight thousand, three hundred thirteen".