6311112919 has 2 divisors, whose sum is σ = 6311112920. Its totient is φ = 6311112918.

The previous prime is 6311112911. The next prime is 6311112937. The reversal of 6311112919 is 9192111136.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6311112919 - 2³ = 6311112911 is a prime.

It is a super-2 number, since 2×6311112919² = 79660292552737401122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6311112911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3155556459 + 3155556460.

It is an arithmetic number, because the mean of its divisors is an integer number (3155556460).

Almost surely, 2^6311112919 is an apocalyptic number.

6311112919 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311112919 is an equidigital number, since it uses as much as digits as its factorization.

6311112919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 34.

The square root of 6311112919 is about 79442.5132973523. The cubic root of 6311112919 is about 1848.0000709593. Note that the first 4 decimals are identical.

The spelling of 6311112919 in words is "six billion, three hundred eleven million, one hundred twelve thousand, nine hundred nineteen".