65737601 has 2 divisors, whose sum is σ = 65737602. Its totient is φ = 65737600.

The previous prime is 65737597. The next prime is 65737643. The reversal of 65737601 is 10673756.

65737601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59367025 + 6370576 = 7705^2 + 2524^2 .

It is a cyclic number.

It is not a de Polignac number, because 65737601 - 2² = 65737597 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65737681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32868800 + 32868801.

It is an arithmetic number, because the mean of its divisors is an integer number (32868801).

Almost surely, 2^65737601 is an apocalyptic number.

It is an amenable number.

65737601 is a deficient number, since it is larger than the sum of its proper divisors (1).

65737601 is an equidigital number, since it uses as much as digits as its factorization.

65737601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 65737601 is about 8107.8727789723. The cubic root of 65737601 is about 403.5877264219.

The spelling of 65737601 in words is "sixty-five million, seven hundred thirty-seven thousand, six hundred one".