6465133 has 2 divisors, whose sum is σ = 6465134. Its totient is φ = 6465132.

The previous prime is 6465131. The next prime is 6465163. The reversal of 6465133 is 3315646.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3374569 + 3090564 = 1837^2 + 1758^2 .

It is a cyclic number.

It is not a de Polignac number, because 6465133 - 2¹ = 6465131 is a prime.

Together with 6465131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6465131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3232566 + 3232567.

It is an arithmetic number, because the mean of its divisors is an integer number (3232567).

Almost surely, 2^6465133 is an apocalyptic number.

It is an amenable number.

6465133 is a deficient number, since it is larger than the sum of its proper divisors (1).

6465133 is an equidigital number, since it uses as much as digits as its factorization.

6465133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 28.

The square root of 6465133 is about 2542.6625808392. The cubic root of 6465133 is about 186.2912633227.

The spelling of 6465133 in words is "six million, four hundred sixty-five thousand, one hundred thirty-three".