6984123604417 has 2 divisors, whose sum is σ = 6984123604418. Its totient is φ = 6984123604416.

The previous prime is 6984123604387. The next prime is 6984123604457. The reversal of 6984123604417 is 7144063214896.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4872190948416 + 2111932656001 = 2207304^2 + 1453249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6984123604417 is a prime.

It is not a weakly prime, because it can be changed into another prime (6984123604457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3492061802208 + 3492061802209.

It is an arithmetic number, because the mean of its divisors is an integer number (3492061802209).

Almost surely, 2^{6984123604417} is an apocalyptic number.

It is an amenable number.

6984123604417 is a deficient number, since it is larger than the sum of its proper divisors (1).

6984123604417 is an equidigital number, since it uses as much as digits as its factorization.

6984123604417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 6984123604417 in words is "six trillion, nine hundred eighty-four billion, one hundred twenty-three million, six hundred four thousand, four hundred seventeen".