64651283 has 2 divisors, whose sum is σ = 64651284. Its totient is φ = 64651282.

The previous prime is 64651267. The next prime is 64651297. The reversal of 64651283 is 38215646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64651283 - 2⁴ = 64651267 is a prime.

It is a Chen prime.

It is a plaindrome in base 9.

It is not a weakly prime, because it can be changed into another prime (64651253) 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, 32325641 + 32325642.

It is an arithmetic number, because the mean of its divisors is an integer number (32325642).

Almost surely, 2^64651283 is an apocalyptic number.

64651283 is a deficient number, since it is larger than the sum of its proper divisors (1).

64651283 is an equidigital number, since it uses as much as digits as its factorization.

64651283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 35.

The square root of 64651283 is about 8040.6021540678. The cubic root of 64651283 is about 401.3522628944.

The spelling of 64651283 in words is "sixty-four million, six hundred fifty-one thousand, two hundred eighty-three".