65104213 has 2 divisors, whose sum is σ = 65104214. Its totient is φ = 65104212.

The previous prime is 65104189. The next prime is 65104229. The reversal of 65104213 is 31240156.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35259844 + 29844369 = 5938^2 + 5463^2 .

It is a cyclic number.

It is not a de Polignac number, because 65104213 - 2²⁵ = 31549781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65104813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32552106 + 32552107.

It is an arithmetic number, because the mean of its divisors is an integer number (32552107).

Almost surely, 2^65104213 is an apocalyptic number.

It is an amenable number.

65104213 is a deficient number, since it is larger than the sum of its proper divisors (1).

65104213 is an equidigital number, since it uses as much as digits as its factorization.

65104213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 65104213 is about 8068.7181757699. The cubic root of 65104213 is about 402.2873390189.

Adding to 65104213 its reverse (31240156), we get a palindrome (96344369).

The spelling of 65104213 in words is "sixty-five million, one hundred four thousand, two hundred thirteen".