6938275159 has 2 divisors, whose sum is σ = 6938275160. Its totient is φ = 6938275158.

The previous prime is 6938275147. The next prime is 6938275189. The reversal of 6938275159 is 9515728396.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6938275159 - 2⁹ = 6938274647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6938275109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3469137579 + 3469137580.

It is an arithmetic number, because the mean of its divisors is an integer number (3469137580).

Almost surely, 2^6938275159 is an apocalyptic number.

6938275159 is a deficient number, since it is larger than the sum of its proper divisors (1).

6938275159 is an equidigital number, since it uses as much as digits as its factorization.

6938275159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 55.

The square root of 6938275159 is about 83296.3093960351. The cubic root of 6938275159 is about 1907.2919380256.

The spelling of 6938275159 in words is "six billion, nine hundred thirty-eight million, two hundred seventy-five thousand, one hundred fifty-nine".