5999923 has 2 divisors, whose sum is σ = 5999924. Its totient is φ = 5999922.

The previous prime is 5999921. The next prime is 5999927. The reversal of 5999923 is 3299995.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5999923 - 2¹ = 5999921 is a prime.

Together with 5999921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5999921) 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, 2999961 + 2999962.

It is an arithmetic number, because the mean of its divisors is an integer number (2999962).

Almost surely, 2^5999923 is an apocalyptic number.

5999923 is a deficient number, since it is larger than the sum of its proper divisors (1).

5999923 is an equidigital number, since it uses as much as digits as its factorization.

5999923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 196830, while the sum is 46.

The square root of 5999923 is about 2449.4740251736. The cubic root of 5999923 is about 181.7112819561.

It can be divided in two parts, 599992 and 3, that added together give a palindrome (599995).

The spelling of 5999923 in words is "five million, nine hundred ninety-nine thousand, nine hundred twenty-three".