2173075803 has 16 divisors (see below), whose sum is σ = 3231004960. Its totient is φ = 1443482208.

The previous prime is 2173075777. The next prime is 2173075819. The reversal of 2173075803 is 3085703712.

2173075803 is a `hidden beast` number, since 2 + 1 + 73 + 0 + 7 + 580 + 3 = 666.

It is not a de Polignac number, because 2173075803 - 2¹⁰ = 2173074779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2173075873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137800 + ... + 152757.

It is an arithmetic number, because the mean of its divisors is an integer number (201937810).

Almost surely, 2^2173075803 is an apocalyptic number.

2173075803 is a deficient number, since it is larger than the sum of its proper divisors (1057929157).

2173075803 is a wasteful number, since it uses less digits than its factorization.

2173075803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290843 (or 290837 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 2173075803 is about 46616.2611435109. The cubic root of 2173075803 is about 1295.2639907439.

The spelling of 2173075803 in words is "two billion, one hundred seventy-three million, seventy-five thousand, eight hundred three".