198464323 has 2 divisors, whose sum is σ = 198464324. Its totient is φ = 198464322.

The previous prime is 198464261. The next prime is 198464327. The reversal of 198464323 is 323464891.

It is a happy number.

198464323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (323464891) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 198464323 - 2¹³ = 198456131 is a prime.

It is equal to p_10998517 and since 198464323 and 10998517 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (198464327) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99232161 + 99232162.

It is an arithmetic number, because the mean of its divisors is an integer number (99232162).

Almost surely, 2^198464323 is an apocalyptic number.

198464323 is a deficient number, since it is larger than the sum of its proper divisors (1).

198464323 is an equidigital number, since it uses as much as digits as its factorization.

198464323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 40.

The square root of 198464323 is about 14087.7366173562. The cubic root of 198464323 is about 583.3029179969.

The spelling of 198464323 in words is "one hundred ninety-eight million, four hundred sixty-four thousand, three hundred twenty-three".