1361312772271 has 8 divisors (see below), whose sum is σ = 1380428693280. Its totient is φ = 1342310299392.

The previous prime is 1361312772247. The next prime is 1361312772299. The reversal of 1361312772271 is 1722772131631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1361312772271 - 2⁹ = 1361312771759 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 (1361312772971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28337866 + ... + 28385863.

It is an arithmetic number, because the mean of its divisors is an integer number (172553586660).

Almost surely, 2^{1361312772271} is an apocalyptic number.

1361312772271 is a deficient number, since it is larger than the sum of its proper divisors (19115921009).

1361312772271 is a wasteful number, since it uses less digits than its factorization.

1361312772271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56724065.

The product of its digits is 148176, while the sum is 43.

The spelling of 1361312772271 in words is "one trillion, three hundred sixty-one billion, three hundred twelve million, seven hundred seventy-two thousand, two hundred seventy-one".