32443109 has 2 divisors, whose sum is σ = 32443110. Its totient is φ = 32443108.

The previous prime is 32443079. The next prime is 32443121. The reversal of 32443109 is 90134423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29398084 + 3045025 = 5422^2 + 1745^2 .

It is a cyclic number.

It is not a de Polignac number, because 32443109 - 2⁸ = 32442853 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32443129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16221554 + 16221555.

It is an arithmetic number, because the mean of its divisors is an integer number (16221555).

Almost surely, 2^32443109 is an apocalyptic number.

It is an amenable number.

32443109 is a deficient number, since it is larger than the sum of its proper divisors (1).

32443109 is an equidigital number, since it uses as much as digits as its factorization.

32443109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 32443109 is about 5695.8852692097. The cubic root of 32443109 is about 318.9388974402.

The spelling of 32443109 in words is "thirty-two million, four hundred forty-three thousand, one hundred nine".