65332243 has 2 divisors, whose sum is σ = 65332244. Its totient is φ = 65332242.

The previous prime is 65332217. The next prime is 65332277. The reversal of 65332243 is 34223356.

65332243 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 is a cyclic number.

It is not a de Polignac number, because 65332243 - 2²¹ = 63235091 is a prime.

It is a super-2 number, since 2×65332243² = 8536603950822098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65332543) 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, 32666121 + 32666122.

It is an arithmetic number, because the mean of its divisors is an integer number (32666122).

Almost surely, 2^65332243 is an apocalyptic number.

65332243 is a deficient number, since it is larger than the sum of its proper divisors (1).

65332243 is an equidigital number, since it uses as much as digits as its factorization.

65332243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 28.

The square root of 65332243 is about 8082.8363214901. The cubic root of 65332243 is about 402.7564673363.

Adding to 65332243 its reverse (34223356), we get a palindrome (99555599).

It can be divided in two parts, 653 and 32243, that added together give a triangular number (32896 = T₂₅₆).

The spelling of 65332243 in words is "sixty-five million, three hundred thirty-two thousand, two hundred forty-three".