11341868639 has 2 divisors, whose sum is σ = 11341868640. Its totient is φ = 11341868638.

The previous prime is 11341868609. The next prime is 11341868689. The reversal of 11341868639 is 93686814311.

11341868639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (11341868689) can be obtained adding 11341868639 to its sum of digits (50).

It is a weak prime.

It is an emirp because it is prime and its reverse (93686814311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11341868639 - 2¹² = 11341864543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11341868609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670934319 + 5670934320.

It is an arithmetic number, because the mean of its divisors is an integer number (5670934320).

Almost surely, 2^11341868639 is an apocalyptic number.

11341868639 is a deficient number, since it is larger than the sum of its proper divisors (1).

11341868639 is an equidigital number, since it uses as much as digits as its factorization.

11341868639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 50.

The spelling of 11341868639 in words is "eleven billion, three hundred forty-one million, eight hundred sixty-eight thousand, six hundred thirty-nine".