11343403993 has 2 divisors, whose sum is σ = 11343403994. Its totient is φ = 11343403992.

The previous prime is 11343403991. The next prime is 11343404011. The reversal of 11343403993 is 39930434311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11221588624 + 121815369 = 105932^2 + 11037^2 .

It is a cyclic number.

It is not a de Polignac number, because 11343403993 - 2¹ = 11343403991 is a prime.

Together with 11343403991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11343403991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671701996 + 5671701997.

It is an arithmetic number, because the mean of its divisors is an integer number (5671701997).

Almost surely, 2^11343403993 is an apocalyptic number.

It is an amenable number.

11343403993 is a deficient number, since it is larger than the sum of its proper divisors (1).

11343403993 is an equidigital number, since it uses as much as digits as its factorization.

11343403993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 40.

The spelling of 11343403993 in words is "eleven billion, three hundred forty-three million, four hundred three thousand, nine hundred ninety-three".