2173723094603 has 4 divisors (see below), whose sum is σ = 2176485132360. Its totient is φ = 2170961056848.

The previous prime is 2173723094551. The next prime is 2173723094611. The reversal of 2173723094603 is 3064903273712.

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 2173723094603 - 2¹² = 2173723090507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2173723094903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1381017698 + ... + 1381019271.

It is an arithmetic number, because the mean of its divisors is an integer number (544121283090).

Almost surely, 2^{2173723094603} is an apocalyptic number.

2173723094603 is a deficient number, since it is larger than the sum of its proper divisors (2762037757).

2173723094603 is an equidigital number, since it uses as much as digits as its factorization.

2173723094603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762037756.

The product of its (nonzero) digits is 1143072, while the sum is 47.

The spelling of 2173723094603 in words is "two trillion, one hundred seventy-three billion, seven hundred twenty-three million, ninety-four thousand, six hundred three".