9998573293 has 2 divisors, whose sum is σ = 9998573294. Its totient is φ = 9998573292.

The previous prime is 9998573269. The next prime is 9998573303. The reversal of 9998573293 is 3923758999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9479553769 + 519019524 = 97363^2 + 22782^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9998573293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9998573393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999286646 + 4999286647.

It is an arithmetic number, because the mean of its divisors is an integer number (4999286647).

Almost surely, 2^9998573293 is an apocalyptic number.

It is an amenable number.

9998573293 is a deficient number, since it is larger than the sum of its proper divisors (1).

9998573293 is an equidigital number, since it uses as much as digits as its factorization.

9998573293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33067440, while the sum is 64.

The square root of 9998573293 is about 99992.8662105452. The cubic root of 9998573293 is about 2154.3322269238.

The spelling of 9998573293 in words is "nine billion, nine hundred ninety-eight million, five hundred seventy-three thousand, two hundred ninety-three".