6311983 has 2 divisors, whose sum is σ = 6311984. Its totient is φ = 6311982.

The previous prime is 6311957. The next prime is 6311989. The reversal of 6311983 is 3891136.

6311983 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6311983 is a prime.

It is a super-2 number, since 2×6311983² = 79682258784578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6311989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3155991 + 3155992.

It is an arithmetic number, because the mean of its divisors is an integer number (3155992).

Almost surely, 2^6311983 is an apocalyptic number.

6311983 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311983 is an equidigital number, since it uses as much as digits as its factorization.

6311983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 6311983 is about 2512.3660163280. The cubic root of 6311983 is about 184.8084991843.

The spelling of 6311983 in words is "six million, three hundred eleven thousand, nine hundred eighty-three".