7928113313 has 2 divisors, whose sum is σ = 7928113314. Its totient is φ = 7928113312.

The previous prime is 7928113301. The next prime is 7928113343. The reversal of 7928113313 is 3133118297.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5494960384 + 2433152929 = 74128^2 + 49327^2 .

It is a cyclic number.

It is not a de Polignac number, because 7928113313 - 2¹⁴ = 7928096929 is a prime.

It is not a weakly prime, because it can be changed into another prime (7928113343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3964056656 + 3964056657.

It is an arithmetic number, because the mean of its divisors is an integer number (3964056657).

Almost surely, 2^7928113313 is an apocalyptic number.

It is an amenable number.

7928113313 is a deficient number, since it is larger than the sum of its proper divisors (1).

7928113313 is an equidigital number, since it uses as much as digits as its factorization.

7928113313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 7928113313 is about 89039.9534647228. The cubic root of 7928113313 is about 1993.9914092460.

The spelling of 7928113313 in words is "seven billion, nine hundred twenty-eight million, one hundred thirteen thousand, three hundred thirteen".