11011141243 has 2 divisors, whose sum is σ = 11011141244. Its totient is φ = 11011141242.

The previous prime is 11011141237. The next prime is 11011141277. The reversal of 11011141243 is 34214111011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011141243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11011141243.

It is not a weakly prime, because it can be changed into another prime (11011141643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505570621 + 5505570622.

It is an arithmetic number, because the mean of its divisors is an integer number (5505570622).

Almost surely, 2^11011141243 is an apocalyptic number.

11011141243 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011141243 is an equidigital number, since it uses as much as digits as its factorization.

11011141243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11011141243 its reverse (34214111011), we get a palindrome (45225252254).

The spelling of 11011141243 in words is "eleven billion, eleven million, one hundred forty-one thousand, two hundred forty-three".