6928975901 has 2 divisors, whose sum is σ = 6928975902. Its totient is φ = 6928975900.

The previous prime is 6928975849. The next prime is 6928975919. The reversal of 6928975901 is 1095798296.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6872575801 + 56400100 = 82901^2 + 7510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6928975901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6928975301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3464487950 + 3464487951.

It is an arithmetic number, because the mean of its divisors is an integer number (3464487951).

Almost surely, 2^6928975901 is an apocalyptic number.

It is an amenable number.

6928975901 is a deficient number, since it is larger than the sum of its proper divisors (1).

6928975901 is an equidigital number, since it uses as much as digits as its factorization.

6928975901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 56.

The square root of 6928975901 is about 83240.4703314439. The cubic root of 6928975901 is about 1906.4394528739.

The spelling of 6928975901 in words is "six billion, nine hundred twenty-eight million, nine hundred seventy-five thousand, nine hundred one".