64325243 has 2 divisors, whose sum is σ = 64325244. Its totient is φ = 64325242.

The previous prime is 64325189. The next prime is 64325257. The reversal of 64325243 is 34252346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64325243 - 2¹⁴ = 64308859 is a prime.

It is not a weakly prime, because it can be changed into another prime (64325143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32162621 + 32162622.

It is an arithmetic number, because the mean of its divisors is an integer number (32162622).

Almost surely, 2^64325243 is an apocalyptic number.

64325243 is a deficient number, since it is larger than the sum of its proper divisors (1).

64325243 is an equidigital number, since it uses as much as digits as its factorization.

64325243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 29.

The square root of 64325243 is about 8020.3019269850. The cubic root of 64325243 is about 400.6764449939.

Adding to 64325243 its reverse (34252346), we get a palindrome (98577589).

The spelling of 64325243 in words is "sixty-four million, three hundred twenty-five thousand, two hundred forty-three".