7830783313 has 2 divisors, whose sum is σ = 7830783314. Its totient is φ = 7830783312.

The previous prime is 7830783307. The next prime is 7830783391. The reversal of 7830783313 is 3133870387.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7390497024 + 440286289 = 85968^2 + 20983^2 .

It is a cyclic number.

It is not a de Polignac number, because 7830783313 - 2²⁹ = 7293912401 is a prime.

It is a super-2 number, since 2×7830783313² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7830783313.

It is not a weakly prime, because it can be changed into another prime (7830783013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3915391656 + 3915391657.

It is an arithmetic number, because the mean of its divisors is an integer number (3915391657).

Almost surely, 2^7830783313 is an apocalyptic number.

It is an amenable number.

7830783313 is a deficient number, since it is larger than the sum of its proper divisors (1).

7830783313 is an equidigital number, since it uses as much as digits as its factorization.

7830783313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 43.

The square root of 7830783313 is about 88491.7132448005. The cubic root of 7830783313 is about 1985.7979997189.

The spelling of 7830783313 in words is "seven billion, eight hundred thirty million, seven hundred eighty-three thousand, three hundred thirteen".