194020803 has 12 divisors (see below), whose sum is σ = 280686120. Its totient is φ = 129146976.

The previous prime is 194020793. The next prime is 194020807. The reversal of 194020803 is 308020491.

It is not a de Polignac number, because 194020803 - 2⁹ = 194020291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194020807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10426 + ... + 22287.

It is an arithmetic number, because the mean of its divisors is an integer number (23390510).

Almost surely, 2^194020803 is an apocalyptic number.

194020803 is a deficient number, since it is larger than the sum of its proper divisors (86665317).

194020803 is a wasteful number, since it uses less digits than its factorization.

194020803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33378 (or 33375 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 194020803 is about 13929.1350413441. The cubic root of 194020803 is about 578.9167285187.

The spelling of 194020803 in words is "one hundred ninety-four million, twenty thousand, eight hundred three".