64753243 has 2 divisors, whose sum is σ = 64753244. Its totient is φ = 64753242.

The previous prime is 64753177. The next prime is 64753253. The reversal of 64753243 is 34235746.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64753243 - 2⁹ = 64752731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64753199 and 64753208.

It is not a weakly prime, because it can be changed into another prime (64753253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32376621 + 32376622.

It is an arithmetic number, because the mean of its divisors is an integer number (32376622).

Almost surely, 2^64753243 is an apocalyptic number.

64753243 is a deficient number, since it is larger than the sum of its proper divisors (1).

64753243 is an equidigital number, since it uses as much as digits as its factorization.

64753243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 34.

The square root of 64753243 is about 8046.9399774076. The cubic root of 64753243 is about 401.5631397780.

Adding to 64753243 its reverse (34235746), we get a palindrome (98988989).

The spelling of 64753243 in words is "sixty-four million, seven hundred fifty-three thousand, two hundred forty-three".