198683383 has 2 divisors, whose sum is σ = 198683384. Its totient is φ = 198683382.

The previous prime is 198683311. The next prime is 198683389. The reversal of 198683383 is 383386891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 198683383 - 2¹⁷ = 198552311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198683389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99341691 + 99341692.

It is an arithmetic number, because the mean of its divisors is an integer number (99341692).

Almost surely, 2^198683383 is an apocalyptic number.

198683383 is a deficient number, since it is larger than the sum of its proper divisors (1).

198683383 is an equidigital number, since it uses as much as digits as its factorization.

198683383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 49.

The square root of 198683383 is about 14095.5093203474. The cubic root of 198683383 is about 583.5174508514.

The spelling of 198683383 in words is "one hundred ninety-eight million, six hundred eighty-three thousand, three hundred eighty-three".