998141273 has 2 divisors, whose sum is σ = 998141274. Its totient is φ = 998141272.

The previous prime is 998141251. The next prime is 998141297. The reversal of 998141273 is 372141899.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 912523264 + 85618009 = 30208^2 + 9253^2 .

It is an emirp because it is prime and its reverse (372141899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 998141273 - 2¹⁰ = 998140249 is a prime.

It is a super-3 number, since 3×998141273³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (998141203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499070636 + 499070637.

It is an arithmetic number, because the mean of its divisors is an integer number (499070637).

Almost surely, 2^998141273 is an apocalyptic number.

It is an amenable number.

998141273 is a deficient number, since it is larger than the sum of its proper divisors (1).

998141273 is an equidigital number, since it uses as much as digits as its factorization.

998141273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 44.

The square root of 998141273 is about 31593.3738780777. The cubic root of 998141273 is about 999.3800400624.

The spelling of 998141273 in words is "nine hundred ninety-eight million, one hundred forty-one thousand, two hundred seventy-three".