984577347613 has 2 divisors, whose sum is σ = 984577347614. Its totient is φ = 984577347612.

The previous prime is 984577347587. The next prime is 984577347647. The reversal of 984577347613 is 316743775489.

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., 528766028569 + 455811319044 = 727163^2 + 675138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-984577347613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (984577347653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492288673806 + 492288673807.

It is an arithmetic number, because the mean of its divisors is an integer number (492288673807).

Almost surely, 2^984577347613 is an apocalyptic number.

It is an amenable number.

984577347613 is a deficient number, since it is larger than the sum of its proper divisors (1).

984577347613 is an equidigital number, since it uses as much as digits as its factorization.

984577347613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 106686720, while the sum is 64.

The spelling of 984577347613 in words is "nine hundred eighty-four billion, five hundred seventy-seven million, three hundred forty-seven thousand, six hundred thirteen".