198513283 has 2 divisors, whose sum is σ = 198513284. Its totient is φ = 198513282.

The previous prime is 198513281. The next prime is 198513443. The reversal of 198513283 is 382315891.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 198513283 - 2¹ = 198513281 is a prime.

Together with 198513281, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (198513281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99256641 + 99256642.

It is an arithmetic number, because the mean of its divisors is an integer number (99256642).

Almost surely, 2^198513283 is an apocalyptic number.

198513283 is a deficient number, since it is larger than the sum of its proper divisors (1).

198513283 is an equidigital number, since it uses as much as digits as its factorization.

198513283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 40.

The square root of 198513283 is about 14089.4741917504. The cubic root of 198513283 is about 583.3508798713.

The spelling of 198513283 in words is "one hundred ninety-eight million, five hundred thirteen thousand, two hundred eighty-three".