998063263 has 2 divisors, whose sum is σ = 998063264. Its totient is φ = 998063262.

The previous prime is 998063249. The next prime is 998063279. The reversal of 998063263 is 362360899.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-998063263 is a prime.

It is a super-2 number, since 2×998063263² = 1992260553900414338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (998060263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499031631 + 499031632.

It is an arithmetic number, because the mean of its divisors is an integer number (499031632).

Almost surely, 2^998063263 is an apocalyptic number.

998063263 is a deficient number, since it is larger than the sum of its proper divisors (1).

998063263 is an equidigital number, since it uses as much as digits as its factorization.

998063263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 998063263 is about 31592.1392596323. The cubic root of 998063263 is about 999.3540037787.

The spelling of 998063263 in words is "nine hundred ninety-eight million, sixty-three thousand, two hundred sixty-three".