11142341993 has 2 divisors, whose sum is σ = 11142341994. Its totient is φ = 11142341992.

The previous prime is 11142341953. The next prime is 11142342041. The reversal of 11142341993 is 39914324111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7678666384 + 3463675609 = 87628^2 + 58853^2 .

It is a cyclic number.

It is not a de Polignac number, because 11142341993 - 2¹⁰ = 11142340969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11142341953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571170996 + 5571170997.

It is an arithmetic number, because the mean of its divisors is an integer number (5571170997).

Almost surely, 2^11142341993 is an apocalyptic number.

It is an amenable number.

11142341993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142341993 is an equidigital number, since it uses as much as digits as its factorization.

11142341993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 38.

The spelling of 11142341993 in words is "eleven billion, one hundred forty-two million, three hundred forty-one thousand, nine hundred ninety-three".