12343277717 has 2 divisors, whose sum is σ = 12343277718. Its totient is φ = 12343277716.

The previous prime is 12343277689. The next prime is 12343277729. The reversal of 12343277717 is 71777234321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9758673796 + 2584603921 = 98786^2 + 50839^2 .

It is a cyclic number.

It is not a de Polignac number, because 12343277717 - 2¹⁶ = 12343212181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12343277747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171638858 + 6171638859.

It is an arithmetic number, because the mean of its divisors is an integer number (6171638859).

Almost surely, 2^12343277717 is an apocalyptic number.

It is an amenable number.

12343277717 is a deficient number, since it is larger than the sum of its proper divisors (1).

12343277717 is an equidigital number, since it uses as much as digits as its factorization.

12343277717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345744, while the sum is 44.

The spelling of 12343277717 in words is "twelve billion, three hundred forty-three million, two hundred seventy-seven thousand, seven hundred seventeen".