6609023 has 2 divisors, whose sum is σ = 6609024. Its totient is φ = 6609022.

The previous prime is 6609019. The next prime is 6609049. The reversal of 6609023 is 3209066.

It is an a-pointer prime, because the next prime (6609049) can be obtained adding 6609023 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6609023 - 2² = 6609019 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 6608983 and 6609001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6609223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3304511 + 3304512.

It is an arithmetic number, because the mean of its divisors is an integer number (3304512).

Almost surely, 2^6609023 is an apocalyptic number.

6609023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6609023 is an equidigital number, since it uses as much as digits as its factorization.

6609023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 6609023 is about 2570.8020149362. The cubic root of 6609023 is about 187.6631871171.

The spelling of 6609023 in words is "six million, six hundred nine thousand, twenty-three".