65003849 has 2 divisors, whose sum is σ = 65003850. Its totient is φ = 65003848.

The previous prime is 65003843. The next prime is 65003879. The reversal of 65003849 is 94830056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63313849 + 1690000 = 7957^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 65003849 - 2⁴ = 65003833 is a prime.

It is equal to p_3840767 and since 65003849 and 3840767 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (65003843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32501924 + 32501925.

It is an arithmetic number, because the mean of its divisors is an integer number (32501925).

Almost surely, 2^65003849 is an apocalyptic number.

It is an amenable number.

65003849 is a deficient number, since it is larger than the sum of its proper divisors (1).

65003849 is an equidigital number, since it uses as much as digits as its factorization.

65003849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 65003849 is about 8062.4964496116. The cubic root of 65003849 is about 402.0805119963.

The spelling of 65003849 in words is "sixty-five million, three thousand, eight hundred forty-nine".