11940858019 has 2 divisors, whose sum is σ = 11940858020. Its totient is φ = 11940858018.

The previous prime is 11940858001. The next prime is 11940858049. The reversal of 11940858019 is 91085804911.

11940858019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11940858019 - 2⁷ = 11940857891 is a prime.

It is a super-2 number, since 2×11940858019² (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 11940858019.

It is not a weakly prime, because it can be changed into another prime (11940858049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5970429009 + 5970429010.

It is an arithmetic number, because the mean of its divisors is an integer number (5970429010).

Almost surely, 2^11940858019 is an apocalyptic number.

11940858019 is a deficient number, since it is larger than the sum of its proper divisors (1).

11940858019 is an equidigital number, since it uses as much as digits as its factorization.

11940858019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 46.

The spelling of 11940858019 in words is "eleven billion, nine hundred forty million, eight hundred fifty-eight thousand, nineteen".