11723773271 has 12 divisors (see below), whose sum is σ = 13677638832. Its totient is φ = 10048934112.

The previous prime is 11723773267. The next prime is 11723773273. The reversal of 11723773271 is 17237732711.

It is not a de Polignac number, because 11723773271 - 2² = 11723773267 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11723773273) 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 11 ways as a sum of consecutive naturals, for example, 331970 + ... + 365583.

It is an arithmetic number, because the mean of its divisors is an integer number (1139803236).

Almost surely, 2^11723773271 is an apocalyptic number.

11723773271 is a deficient number, since it is larger than the sum of its proper divisors (1953865561).

11723773271 is an frugal number, since it uses more digits than its factorization.

11723773271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697588 (or 697560 counting only the distinct ones).

The product of its digits is 86436, while the sum is 41.

The spelling of 11723773271 in words is "eleven billion, seven hundred twenty-three million, seven hundred seventy-three thousand, two hundred seventy-one".