13283609 has 2 divisors, whose sum is σ = 13283610. Its totient is φ = 13283608.

The previous prime is 13283597. The next prime is 13283617. The reversal of 13283609 is 90638231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10061584 + 3222025 = 3172^2 + 1795^2 .

It is a cyclic number.

It is not a de Polignac number, because 13283609 - 2²⁰ = 12235033 is a prime.

It is not a weakly prime, because it can be changed into another prime (13283639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6641804 + 6641805.

It is an arithmetic number, because the mean of its divisors is an integer number (6641805).

Almost surely, 2^13283609 is an apocalyptic number.

It is an amenable number.

13283609 is a deficient number, since it is larger than the sum of its proper divisors (1).

13283609 is an equidigital number, since it uses as much as digits as its factorization.

13283609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 13283609 is about 3644.6685720378. The cubic root of 13283609 is about 236.8310795222.

The spelling of 13283609 in words is "thirteen million, two hundred eighty-three thousand, six hundred nine".