65413247 has 2 divisors, whose sum is σ = 65413248. Its totient is φ = 65413246.

The previous prime is 65413217. The next prime is 65413291. The reversal of 65413247 is 74231456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65413247 - 2¹² = 65409151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65413207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32706623 + 32706624.

It is an arithmetic number, because the mean of its divisors is an integer number (32706624).

Almost surely, 2^65413247 is an apocalyptic number.

65413247 is a deficient number, since it is larger than the sum of its proper divisors (1).

65413247 is an equidigital number, since it uses as much as digits as its factorization.

65413247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 32.

The square root of 65413247 is about 8087.8456340363. The cubic root of 65413247 is about 402.9228548608.

The spelling of 65413247 in words is "sixty-five million, four hundred thirteen thousand, two hundred forty-seven".