64813327 has 2 divisors, whose sum is σ = 64813328. Its totient is φ = 64813326.

The previous prime is 64813319. The next prime is 64813339. The reversal of 64813327 is 72331846.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64813327 - 2³ = 64813319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64813292 and 64813301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64813387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32406663 + 32406664.

It is an arithmetic number, because the mean of its divisors is an integer number (32406664).

Almost surely, 2^64813327 is an apocalyptic number.

64813327 is a deficient number, since it is larger than the sum of its proper divisors (1).

64813327 is an equidigital number, since it uses as much as digits as its factorization.

64813327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 64813327 is about 8050.6724563852. The cubic root of 64813327 is about 401.6873037573.

The spelling of 64813327 in words is "sixty-four million, eight hundred thirteen thousand, three hundred twenty-seven".