6920168107 has 2 divisors, whose sum is σ = 6920168108. Its totient is φ = 6920168106.

The previous prime is 6920168089. The next prime is 6920168111. The reversal of 6920168107 is 7018610296.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6920168107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6920168107.

It is not a weakly prime, because it can be changed into another prime (6920168137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3460084053 + 3460084054.

It is an arithmetic number, because the mean of its divisors is an integer number (3460084054).

Almost surely, 2^6920168107 is an apocalyptic number.

6920168107 is a deficient number, since it is larger than the sum of its proper divisors (1).

6920168107 is an equidigital number, since it uses as much as digits as its factorization.

6920168107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 6920168107 is about 83187.5477881155. The cubic root of 6920168107 is about 1905.6313177750.

The spelling of 6920168107 in words is "six billion, nine hundred twenty million, one hundred sixty-eight thousand, one hundred seven".