65034623 has 2 divisors, whose sum is σ = 65034624. Its totient is φ = 65034622.

The previous prime is 65034611. The next prime is 65034647. The reversal of 65034623 is 32643056.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65034623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65034023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32517311 + 32517312.

It is an arithmetic number, because the mean of its divisors is an integer number (32517312).

Almost surely, 2^65034623 is an apocalyptic number.

65034623 is a deficient number, since it is larger than the sum of its proper divisors (1).

65034623 is an equidigital number, since it uses as much as digits as its factorization.

65034623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 65034623 is about 8064.4046897462. The cubic root of 65034623 is about 402.1439527194.

Adding to 65034623 its reverse (32643056), we get a palindrome (97677679).

The spelling of 65034623 in words is "sixty-five million, thirty-four thousand, six hundred twenty-three".