103409443 has 2 divisors, whose sum is σ = 103409444. Its totient is φ = 103409442.

The previous prime is 103409431. The next prime is 103409497. The reversal of 103409443 is 344904301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103409443 - 2⁹ = 103408931 is a prime.

It is not a weakly prime, because it can be changed into another prime (103479443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51704721 + 51704722.

It is an arithmetic number, because the mean of its divisors is an integer number (51704722).

Almost surely, 2^103409443 is an apocalyptic number.

103409443 is a deficient number, since it is larger than the sum of its proper divisors (1).

103409443 is an equidigital number, since it uses as much as digits as its factorization.

103409443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 103409443 is about 10169.0433670036. The cubic root of 103409443 is about 469.3751209838.

The spelling of 103409443 in words is "one hundred three million, four hundred nine thousand, four hundred forty-three".