2671245721003 has 4 divisors (see below), whose sum is σ = 2686686447888. Its totient is φ = 2655804994120.

The previous prime is 2671245720967. The next prime is 2671245721073. The reversal of 2671245721003 is 3001275421762.

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 2671245721003 - 2⁹ = 2671245720491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2671245721073) 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, 7720363183 + ... + 7720363528.

It is an arithmetic number, because the mean of its divisors is an integer number (671671611972).

Almost surely, 2^{2671245721003} is an apocalyptic number.

2671245721003 is a deficient number, since it is larger than the sum of its proper divisors (15440726885).

2671245721003 is a wasteful number, since it uses less digits than its factorization.

2671245721003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15440726884.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 2671245721003 in words is "two trillion, six hundred seventy-one billion, two hundred forty-five million, seven hundred twenty-one thousand, three".