198370463 has 2 divisors, whose sum is σ = 198370464. Its totient is φ = 198370462.

The previous prime is 198370453. The next prime is 198370489. The reversal of 198370463 is 364073891.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198370463 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 198370463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198370453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99185231 + 99185232.

It is an arithmetic number, because the mean of its divisors is an integer number (99185232).

Almost surely, 2^198370463 is an apocalyptic number.

198370463 is a deficient number, since it is larger than the sum of its proper divisors (1).

198370463 is an equidigital number, since it uses as much as digits as its factorization.

198370463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 198370463 is about 14084.4049572568. The cubic root of 198370463 is about 583.2109494185.

The spelling of 198370463 in words is "one hundred ninety-eight million, three hundred seventy thousand, four hundred sixty-three".