6934984489 has 2 divisors, whose sum is σ = 6934984490. Its totient is φ = 6934984488.

The previous prime is 6934984421. The next prime is 6934984543. The reversal of 6934984489 is 9844894396.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3695667264 + 3239317225 = 60792^2 + 56915^2 .

It is a cyclic number.

It is not a de Polignac number, because 6934984489 - 2¹⁹ = 6934460201 is a prime.

It is a super-2 number, since 2×6934984489² = 96188019725341182242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6934984489.

It is not a weakly prime, because it can be changed into another prime (6934981489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3467492244 + 3467492245.

It is an arithmetic number, because the mean of its divisors is an integer number (3467492245).

Almost surely, 2^6934984489 is an apocalyptic number.

It is an amenable number.

6934984489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6934984489 is an equidigital number, since it uses as much as digits as its factorization.

6934984489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53747712, while the sum is 64.

The square root of 6934984489 is about 83276.5542574859. The cubic root of 6934984489 is about 1906.9903615910.

The spelling of 6934984489 in words is "six billion, nine hundred thirty-four million, nine hundred eighty-four thousand, four hundred eighty-nine".