2731703126323 has 4 divisors (see below), whose sum is σ = 2731777570008. Its totient is φ = 2731628682640.

The previous prime is 2731703126309. The next prime is 2731703126363. The reversal of 2731703126323 is 3236213071372.

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 2731703126323 - 2⁵ = 2731703126291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2731703126363) 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, 37166773 + ... + 37240198.

It is an arithmetic number, because the mean of its divisors is an integer number (682944392502).

Almost surely, 2^{2731703126323} is an apocalyptic number.

2731703126323 is a deficient number, since it is larger than the sum of its proper divisors (74443685).

2731703126323 is an equidigital number, since it uses as much as digits as its factorization.

2731703126323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74443684.

The product of its (nonzero) digits is 190512, while the sum is 40.

Adding to 2731703126323 its reverse (3236213071372), we get a palindrome (5967916197695).

The spelling of 2731703126323 in words is "two trillion, seven hundred thirty-one billion, seven hundred three million, one hundred twenty-six thousand, three hundred twenty-three".