64675603 has 2 divisors, whose sum is σ = 64675604. Its totient is φ = 64675602.

The previous prime is 64675561. The next prime is 64675613. The reversal of 64675603 is 30657646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64675603 - 2²⁵ = 31121171 is a prime.

It is not a weakly prime, because it can be changed into another prime (64675613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32337801 + 32337802.

It is an arithmetic number, because the mean of its divisors is an integer number (32337802).

Almost surely, 2^64675603 is an apocalyptic number.

64675603 is a deficient number, since it is larger than the sum of its proper divisors (1).

64675603 is an equidigital number, since it uses as much as digits as its factorization.

64675603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 64675603 is about 8042.1143364168. The cubic root of 64675603 is about 401.4025824081.

The spelling of 64675603 in words is "sixty-four million, six hundred seventy-five thousand, six hundred three".