198233113 has 16 divisors (see below), whose sum is σ = 224138880. Its totient is φ = 174983952.

The previous prime is 198233093. The next prime is 198233117. The reversal of 198233113 is 311332891.

It is not a de Polignac number, because 198233113 - 2⁵ = 198233081 is a prime.

It is a super-3 number, since 3×198233113³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198233117) 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 in 15 ways as a sum of consecutive naturals, for example, 48570 + ... + 52492.

It is an arithmetic number, because the mean of its divisors is an integer number (14008680).

Almost surely, 2^198233113 is an apocalyptic number.

198233113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

198233113 is a deficient number, since it is larger than the sum of its proper divisors (25905767).

198233113 is an equidigital number, since it uses as much as digits as its factorization.

198233113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3985 (or 3959 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 198233113 is about 14079.5281526051. The cubic root of 198233113 is about 583.0763149278.

The spelling of 198233113 in words is "one hundred ninety-eight million, two hundred thirty-three thousand, one hundred thirteen".