65623303 has 2 divisors, whose sum is σ = 65623304. Its totient is φ = 65623302.

The previous prime is 65623297. The next prime is 65623309. The reversal of 65623303 is 30332656.

It is a balanced prime because it is at equal distance from previous prime (65623297) and next prime (65623309).

It is a cyclic number.

It is not a de Polignac number, because 65623303 - 2²⁵ = 32068871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65623309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32811651 + 32811652.

It is an arithmetic number, because the mean of its divisors is an integer number (32811652).

Almost surely, 2^65623303 is an apocalyptic number.

65623303 is a deficient number, since it is larger than the sum of its proper divisors (1).

65623303 is an equidigital number, since it uses as much as digits as its factorization.

65623303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 65623303 is about 8100.8211312187. The cubic root of 65623303 is about 403.3536846655.

Adding to 65623303 its reverse (30332656), we get a palindrome (95955959).

The spelling of 65623303 in words is "sixty-five million, six hundred twenty-three thousand, three hundred three".