103824445 has 4 divisors (see below), whose sum is σ = 124589340. Its totient is φ = 83059552.

The previous prime is 103824431. The next prime is 103824467. The reversal of 103824445 is 544428301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33616804 + 70207641 = 5798^2 + 8379^2 .

It is a cyclic number.

It is not a de Polignac number, because 103824445 - 2¹³ = 103816253 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10382440 + ... + 10382449.

It is an arithmetic number, because the mean of its divisors is an integer number (31147335).

Almost surely, 2^103824445 is an apocalyptic number.

It is an amenable number.

103824445 is a deficient number, since it is larger than the sum of its proper divisors (20764895).

103824445 is an equidigital number, since it uses as much as digits as its factorization.

103824445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20764894.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 103824445 is about 10189.4280997512. The cubic root of 103824445 is about 470.0021804637.

The spelling of 103824445 in words is "one hundred three million, eight hundred twenty-four thousand, four hundred forty-five".