198370003 has 6 divisors (see below), whose sum is σ = 214803204. Its totient is φ = 183110616.

The previous prime is 198369973. The next prime is 198370019. The reversal of 198370003 is 300073891.

It is not a de Polignac number, because 198370003 - 2⁹ = 198369491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198370303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 586725 + ... + 587062.

It is an arithmetic number, because the mean of its divisors is an integer number (35800534).

Almost surely, 2^198370003 is an apocalyptic number.

198370003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

198370003 is a deficient number, since it is larger than the sum of its proper divisors (16433201).

198370003 is a wasteful number, since it uses less digits than its factorization.

198370003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173813 (or 1173800 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 198370003 is about 14084.3886271290. The cubic root of 198370003 is about 583.2104986168.

The spelling of 198370003 in words is "one hundred ninety-eight million, three hundred seventy thousand, three".