12147263772341 has 4 divisors (see below), whose sum is σ = 12183309065772. Its totient is φ = 12111218478912.

The previous prime is 12147263772317. The next prime is 12147263772361. The reversal of 12147263772341 is 14327736274121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3622440499441 + 8524823272900 = 1903271^2 + 2919730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12147263772341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12147263772341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12147263772361) 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, 18022646210 + ... + 18022646883.

It is an arithmetic number, because the mean of its divisors is an integer number (3045827266443).

Almost surely, 2^{12147263772341} is an apocalyptic number.

It is an amenable number.

12147263772341 is a deficient number, since it is larger than the sum of its proper divisors (36045293431).

12147263772341 is an equidigital number, since it uses as much as digits as its factorization.

12147263772341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36045293430.

The product of its digits is 2370816, while the sum is 50.

The spelling of 12147263772341 in words is "twelve trillion, one hundred forty-seven billion, two hundred sixty-three million, seven hundred seventy-two thousand, three hundred forty-one".