103685443 has 2 divisors, whose sum is σ = 103685444. Its totient is φ = 103685442.

The previous prime is 103685429. The next prime is 103685459. The reversal of 103685443 is 344586301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103685443 - 2¹³ = 103677251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103685399 and 103685408.

It is not a weakly prime, because it can be changed into another prime (103685423) 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, 51842721 + 51842722.

It is an arithmetic number, because the mean of its divisors is an integer number (51842722).

Almost surely, 2^103685443 is an apocalyptic number.

103685443 is a deficient number, since it is larger than the sum of its proper divisors (1).

103685443 is an equidigital number, since it uses as much as digits as its factorization.

103685443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 103685443 is about 10182.6049221209. The cubic root of 103685443 is about 469.7923377164.

The spelling of 103685443 in words is "one hundred three million, six hundred eighty-five thousand, four hundred forty-three".