6311923 has 2 divisors, whose sum is σ = 6311924. Its totient is φ = 6311922.

The previous prime is 6311891. The next prime is 6311939. The reversal of 6311923 is 3291136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6311923 - 2⁵ = 6311891 is a prime.

It is not a weakly prime, because it can be changed into another prime (6311953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3155961 + 3155962.

It is an arithmetic number, because the mean of its divisors is an integer number (3155962).

Almost surely, 2^6311923 is an apocalyptic number.

6311923 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311923 is an equidigital number, since it uses as much as digits as its factorization.

6311923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 25.

The square root of 6311923 is about 2512.3540753644. The cubic root of 6311923 is about 184.8079136026.

The spelling of 6311923 in words is "six million, three hundred eleven thousand, nine hundred twenty-three".