6984123604457 has 2 divisors, whose sum is σ = 6984123604458. Its totient is φ = 6984123604456.

The previous prime is 6984123604417. The next prime is 6984123604501. The reversal of 6984123604457 is 7544063214896.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4846179571216 + 2137944033241 = 2201404^2 + 1462171^2 .

It is a cyclic number.

It is not a de Polignac number, because 6984123604457 - 2¹⁰ = 6984123603433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6984123604396 and 6984123604405.

It is not a weakly prime, because it can be changed into another prime (6984123604417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3492061802228 + 3492061802229.

It is an arithmetic number, because the mean of its divisors is an integer number (3492061802229).

It is a 1-persistent number, because it is pandigital, but 2⋅6984123604457 = 13968247208914 is not.

Almost surely, 2^{6984123604457} is an apocalyptic number.

It is an amenable number.

6984123604457 is a deficient number, since it is larger than the sum of its proper divisors (1).

6984123604457 is an equidigital number, since it uses as much as digits as its factorization.

6984123604457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 6984123604457 in words is "six trillion, nine hundred eighty-four billion, one hundred twenty-three million, six hundred four thousand, four hundred fifty-seven".