6980159 has 2 divisors, whose sum is σ = 6980160. Its totient is φ = 6980158.

The previous prime is 6980137. The next prime is 6980167. The reversal of 6980159 is 9510896.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6980159 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6980179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3490079 + 3490080.

It is an arithmetic number, because the mean of its divisors is an integer number (3490080).

Almost surely, 2^6980159 is an apocalyptic number.

6980159 is a deficient number, since it is larger than the sum of its proper divisors (1).

6980159 is an equidigital number, since it uses as much as digits as its factorization.

6980159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 6980159 is about 2641.9990537470. Note that the first 3 decimals coincide. The cubic root of 6980159 is about 191.1122116872.

The spelling of 6980159 in words is "six million, nine hundred eighty thousand, one hundred fifty-nine".