11766013043 has 2 divisors, whose sum is σ = 11766013044. Its totient is φ = 11766013042.

The previous prime is 11766013037. The next prime is 11766013069. The reversal of 11766013043 is 34031066711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11766013043 - 2¹⁴ = 11765996659 is a prime.

It is a super-2 number, since 2×11766013043² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11766013033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5883006521 + 5883006522.

It is an arithmetic number, because the mean of its divisors is an integer number (5883006522).

Almost surely, 2^11766013043 is an apocalyptic number.

11766013043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11766013043 is an equidigital number, since it uses as much as digits as its factorization.

11766013043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

Adding to 11766013043 its reverse (34031066711), we get a palindrome (45797079754).

The spelling of 11766013043 in words is "eleven billion, seven hundred sixty-six million, thirteen thousand, forty-three".