64500353 has 2 divisors, whose sum is σ = 64500354. Its totient is φ = 64500352.

The previous prime is 64500341. The next prime is 64500377. The reversal of 64500353 is 35300546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41383489 + 23116864 = 6433^2 + 4808^2 .

It is a cyclic number.

It is not a de Polignac number, because 64500353 - 2⁸ = 64500097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64500313) 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, 32250176 + 32250177.

It is an arithmetic number, because the mean of its divisors is an integer number (32250177).

Almost surely, 2^64500353 is an apocalyptic number.

It is an amenable number.

64500353 is a deficient number, since it is larger than the sum of its proper divisors (1).

64500353 is an equidigital number, since it uses as much as digits as its factorization.

64500353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 64500353 is about 8031.2111788945. The cubic root of 64500353 is about 401.0396973156.

Adding to 64500353 its reverse (35300546), we get a palindrome (99800899).

The spelling of 64500353 in words is "sixty-four million, five hundred thousand, three hundred fifty-three".