103321443 has 8 divisors (see below), whose sum is σ = 138040000. Its totient is φ = 68741928.

The previous prime is 103321441. The next prime is 103321459. The reversal of 103321443 is 344123301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103321443 - 2¹ = 103321441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103321441) 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 in 7 ways as a sum of consecutive naturals, for example, 33013 + ... + 36006.

It is an arithmetic number, because the mean of its divisors is an integer number (17255000).

Almost surely, 2^103321443 is an apocalyptic number.

103321443 is a deficient number, since it is larger than the sum of its proper divisors (34718557).

103321443 is an equidigital number, since it uses as much as digits as its factorization.

103321443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69521.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 103321443 is about 10164.7155887413. The cubic root of 103321443 is about 469.2419392947.

Adding to 103321443 its reverse (344123301), we get a palindrome (447444744).

The spelling of 103321443 in words is "one hundred three million, three hundred twenty-one thousand, four hundred forty-three".