1323118271 has 2 divisors, whose sum is σ = 1323118272. Its totient is φ = 1323118270.

The previous prime is 1323118267. The next prime is 1323118273. The reversal of 1323118271 is 1728113231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1323118271 - 2² = 1323118267 is a prime.

Together with 1323118273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323118273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661559135 + 661559136.

It is an arithmetic number, because the mean of its divisors is an integer number (661559136).

Almost surely, 2^1323118271 is an apocalyptic number.

1323118271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323118271 is an equidigital number, since it uses as much as digits as its factorization.

1323118271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 29.

The square root of 1323118271 is about 36374.6927272245. The cubic root of 1323118271 is about 1097.8244247869.

The spelling of 1323118271 in words is "one billion, three hundred twenty-three million, one hundred eighteen thousand, two hundred seventy-one".