199245803 has 8 divisors (see below), whose sum is σ = 208051200. Its totient is φ = 190452328.

The previous prime is 199245793. The next prime is 199245811. The reversal of 199245803 is 308542991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 199245803 - 2⁸ = 199245547 is a prime.

It is a super-2 number, since 2×199245803² = 79397780026229618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199245833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57638 + ... + 60996.

It is an arithmetic number, because the mean of its divisors is an integer number (26006400).

Almost surely, 2^199245803 is an apocalyptic number.

199245803 is a deficient number, since it is larger than the sum of its proper divisors (8805397).

199245803 is a wasteful number, since it uses less digits than its factorization.

199245803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5961.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 199245803 is about 14115.4455473428. The cubic root of 199245803 is about 584.0675265556.

The spelling of 199245803 in words is "one hundred ninety-nine million, two hundred forty-five thousand, eight hundred three".