6928381013 has 2 divisors, whose sum is σ = 6928381014. Its totient is φ = 6928381012.

The previous prime is 6928381007. The next prime is 6928381079. The reversal of 6928381013 is 3101838296.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6503938609 + 424442404 = 80647^2 + 20602^2 .

It is a cyclic number.

It is not a de Polignac number, because 6928381013 - 2⁴ = 6928380997 is a prime.

It is a super-2 number, since 2×6928381013² = 96004926922597812338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6928381513) 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, 3464190506 + 3464190507.

It is an arithmetic number, because the mean of its divisors is an integer number (3464190507).

Almost surely, 2^6928381013 is an apocalyptic number.

It is an amenable number.

6928381013 is a deficient number, since it is larger than the sum of its proper divisors (1).

6928381013 is an equidigital number, since it uses as much as digits as its factorization.

6928381013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 6928381013 is about 83236.8969448045. The cubic root of 6928381013 is about 1906.3848921217.

The spelling of 6928381013 in words is "six billion, nine hundred twenty-eight million, three hundred eighty-one thousand, thirteen".