11886067943 has 2 divisors, whose sum is σ = 11886067944. Its totient is φ = 11886067942.

The previous prime is 11886067927. The next prime is 11886067981. The reversal of 11886067943 is 34976068811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11886067943 - 2⁴ = 11886067927 is a prime.

It is a super-2 number, since 2×11886067943² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11886067913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5943033971 + 5943033972.

It is an arithmetic number, because the mean of its divisors is an integer number (5943033972).

Almost surely, 2^11886067943 is an apocalyptic number.

11886067943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11886067943 is an equidigital number, since it uses as much as digits as its factorization.

11886067943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 11886067943 in words is "eleven billion, eight hundred eighty-six million, sixty-seven thousand, nine hundred forty-three".