2173031403 has 8 divisors (see below), whose sum is σ = 2915151168. Its totient is φ = 1439799624.

The previous prime is 2173031401. The next prime is 2173031407. The reversal of 2173031403 is 3041303712.

2173031403 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2173031403 - 2¹ = 2173031401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2173031401) 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, 2221425 + ... + 2222402.

It is an arithmetic number, because the mean of its divisors is an integer number (364393896).

Almost surely, 2^2173031403 is an apocalyptic number.

2173031403 is a deficient number, since it is larger than the sum of its proper divisors (742119765).

2173031403 is a wasteful number, since it uses less digits than its factorization.

2173031403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4443993.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 2173031403 is about 46615.7849124092. The cubic root of 2173031403 is about 1295.2551691291.

The spelling of 2173031403 in words is "two billion, one hundred seventy-three million, thirty-one thousand, four hundred three".