6523001 has 2 divisors, whose sum is σ = 6523002. Its totient is φ = 6523000.

The previous prime is 6522979. The next prime is 6523003. The reversal of 6523001 is 1003256.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6497401 + 25600 = 2549^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 6523001 - 2⁶ = 6522937 is a prime.

Together with 6523003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6523003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3261500 + 3261501.

It is an arithmetic number, because the mean of its divisors is an integer number (3261501).

Almost surely, 2^6523001 is an apocalyptic number.

It is an amenable number.

6523001 is a deficient number, since it is larger than the sum of its proper divisors (1).

6523001 is an equidigital number, since it uses as much as digits as its factorization.

6523001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 6523001 is about 2554.0166405096. The cubic root of 6523001 is about 186.8454307193.

Adding to 6523001 its reverse (1003256), we get a palindrome (7526257).

The spelling of 6523001 in words is "six million, five hundred twenty-three thousand, one".