11340749543 has 2 divisors, whose sum is σ = 11340749544. Its totient is φ = 11340749542.

The previous prime is 11340749533. The next prime is 11340749551. The reversal of 11340749543 is 34594704311.

It is a strong prime.

It is an emirp because it is prime and its reverse (34594704311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11340749543 is a prime.

It is a super-2 number, since 2×11340749543² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11340749543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11340749533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670374771 + 5670374772.

It is an arithmetic number, because the mean of its divisors is an integer number (5670374772).

Almost surely, 2^11340749543 is an apocalyptic number.

11340749543 is a deficient number, since it is larger than the sum of its proper divisors (1).

11340749543 is an equidigital number, since it uses as much as digits as its factorization.

11340749543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 11340749543 in words is "eleven billion, three hundred forty million, seven hundred forty-nine thousand, five hundred forty-three".