11442133440391 has 2 divisors, whose sum is σ = 11442133440392. Its totient is φ = 11442133440390.

The previous prime is 11442133440389. The next prime is 11442133440461. The reversal of 11442133440391 is 19304433124411.

It is a weak prime.

It is an emirp because it is prime and its reverse (19304433124411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11442133440391 - 2¹ = 11442133440389 is a prime.

Together with 11442133440389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11442133440791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721066720195 + 5721066720196.

It is an arithmetic number, because the mean of its divisors is an integer number (5721066720196).

Almost surely, 2^{11442133440391} is an apocalyptic number.

11442133440391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11442133440391 is an equidigital number, since it uses as much as digits as its factorization.

11442133440391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 11442133440391 in words is "eleven trillion, four hundred forty-two billion, one hundred thirty-three million, four hundred forty thousand, three hundred ninety-one".