65604103 has 2 divisors, whose sum is σ = 65604104. Its totient is φ = 65604102.

The previous prime is 65604083. The next prime is 65604137. The reversal of 65604103 is 30140656.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65604103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65604163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32802051 + 32802052.

It is an arithmetic number, because the mean of its divisors is an integer number (32802052).

Almost surely, 2^65604103 is an apocalyptic number.

65604103 is a deficient number, since it is larger than the sum of its proper divisors (1).

65604103 is an equidigital number, since it uses as much as digits as its factorization.

65604103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 65604103 is about 8099.6359794746. The cubic root of 65604103 is about 403.3143432233.

Adding to 65604103 its reverse (30140656), we get a palindrome (95744759).

The spelling of 65604103 in words is "sixty-five million, six hundred four thousand, one hundred three".