11811160043 has 2 divisors, whose sum is σ = 11811160044. Its totient is φ = 11811160042.

The previous prime is 11811160033. The next prime is 11811160099. The reversal of 11811160043 is 34006111811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11811160043 - 2⁶ = 11811159979 is a prime.

It is a super-2 number, since 2×11811160043² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11811159994 and 11811160021.

It is not a weakly prime, because it can be changed into another prime (11811160033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5905580021 + 5905580022.

It is an arithmetic number, because the mean of its divisors is an integer number (5905580022).

Almost surely, 2^11811160043 is an apocalyptic number.

11811160043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11811160043 is an equidigital number, since it uses as much as digits as its factorization.

11811160043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

Adding to 11811160043 its reverse (34006111811), we get a palindrome (45817271854).

The spelling of 11811160043 in words is "eleven billion, eight hundred eleven million, one hundred sixty thousand, forty-three".