65625103 has 2 divisors, whose sum is σ = 65625104. Its totient is φ = 65625102.

The previous prime is 65625073. The next prime is 65625127. The reversal of 65625103 is 30152656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65625103 - 2⁵ = 65625071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65625143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32812551 + 32812552.

It is an arithmetic number, because the mean of its divisors is an integer number (32812552).

Almost surely, 2^65625103 is an apocalyptic number.

65625103 is a deficient number, since it is larger than the sum of its proper divisors (1).

65625103 is an equidigital number, since it uses as much as digits as its factorization.

65625103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 65625103 is about 8100.9322303053. The cubic root of 65625103 is about 403.3573725322.

Adding to 65625103 its reverse (30152656), we get a palindrome (95777759).

The spelling of 65625103 in words is "sixty-five million, six hundred twenty-five thousand, one hundred three".