938972803 has 4 divisors (see below), whose sum is σ = 941531680. Its totient is φ = 936413928.

The previous prime is 938972779. The next prime is 938972821. The reversal of 938972803 is 308279839.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 938972803 - 2⁹ = 938972291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (938972833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278888 + ... + 1279621.

It is an arithmetic number, because the mean of its divisors is an integer number (235382920).

Almost surely, 2^938972803 is an apocalyptic number.

938972803 is a deficient number, since it is larger than the sum of its proper divisors (2558877).

938972803 is a wasteful number, since it uses less digits than its factorization.

938972803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558876.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 938972803 is about 30642.6631185999. The cubic root of 938972803 is about 979.2291602554.

The spelling of 938972803 in words is "nine hundred thirty-eight million, nine hundred seventy-two thousand, eight hundred three".