65654201 has 2 divisors, whose sum is σ = 65654202. Its totient is φ = 65654200.

The previous prime is 65654179. The next prime is 65654203. The reversal of 65654201 is 10245656.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58369600 + 7284601 = 7640^2 + 2699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65654201 is a prime.

Together with 65654203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65654203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32827100 + 32827101.

It is an arithmetic number, because the mean of its divisors is an integer number (32827101).

Almost surely, 2^65654201 is an apocalyptic number.

It is an amenable number.

65654201 is a deficient number, since it is larger than the sum of its proper divisors (1).

65654201 is an equidigital number, since it uses as much as digits as its factorization.

65654201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 65654201 is about 8102.7279974093. The cubic root of 65654201 is about 403.4169795932.

Adding to 65654201 its reverse (10245656), we get a palindrome (75899857).

The spelling of 65654201 in words is "sixty-five million, six hundred fifty-four thousand, two hundred one".