65316029 has 2 divisors, whose sum is σ = 65316030. Its totient is φ = 65316028.

The previous prime is 65316007. The next prime is 65316049. The reversal of 65316029 is 92061356.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40615129 + 24700900 = 6373^2 + 4970^2 .

It is a cyclic number.

It is not a de Polignac number, because 65316029 - 2²⁴ = 48538813 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65315986 and 65316004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65316049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32658014 + 32658015.

It is an arithmetic number, because the mean of its divisors is an integer number (32658015).

Almost surely, 2^65316029 is an apocalyptic number.

It is an amenable number.

65316029 is a deficient number, since it is larger than the sum of its proper divisors (1).

65316029 is an equidigital number, since it uses as much as digits as its factorization.

65316029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 65316029 is about 8081.8332697477. The cubic root of 65316029 is about 402.7231462003.

The spelling of 65316029 in words is "sixty-five million, three hundred sixteen thousand, twenty-nine".