64493203 has 2 divisors, whose sum is σ = 64493204. Its totient is φ = 64493202.

The previous prime is 64493171. The next prime is 64493207. The reversal of 64493203 is 30239446.

64493203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64493203 - 2⁵ = 64493171 is a prime.

It is not a weakly prime, because it can be changed into another prime (64493207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32246601 + 32246602.

It is an arithmetic number, because the mean of its divisors is an integer number (32246602).

Almost surely, 2^64493203 is an apocalyptic number.

64493203 is a deficient number, since it is larger than the sum of its proper divisors (1).

64493203 is an equidigital number, since it uses as much as digits as its factorization.

64493203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 64493203 is about 8030.7660282192. The cubic root of 64493203 is about 401.0248780696.

The spelling of 64493203 in words is "sixty-four million, four hundred ninety-three thousand, two hundred three".