6842018137 has 2 divisors, whose sum is σ = 6842018138. Its totient is φ = 6842018136.

The previous prime is 6842018119. The next prime is 6842018147. The reversal of 6842018137 is 7318102486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6446644681 + 395373456 = 80291^2 + 19884^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6842018137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6842018137.

It is not a weakly prime, because it can be changed into another prime (6842018147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3421009068 + 3421009069.

It is an arithmetic number, because the mean of its divisors is an integer number (3421009069).

Almost surely, 2^6842018137 is an apocalyptic number.

It is an amenable number.

6842018137 is a deficient number, since it is larger than the sum of its proper divisors (1).

6842018137 is an equidigital number, since it uses as much as digits as its factorization.

6842018137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 6842018137 is about 82716.4925332306. The cubic root of 6842018137 is about 1898.4306650818.

The spelling of 6842018137 in words is "six billion, eight hundred forty-two million, eighteen thousand, one hundred thirty-seven".